NSF Product and Service Listings

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal or coconut shell.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[4] Certified products have lot codes NTyymddRzz where:
    NT - Activation facility
    yy - Year
    m  - Month (one digit 1 to 9 and A - Oct., B - Nov., C - Dec.)
    dd - Day (expressed as 01 to 31)
    R  - Reactivated media (constant)
    zz - Alpha and numeric combination for the plant specific time of day designation.
[5] x - Custom designation for specific media source
[6] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
    x 40.

[1] The carbon source is bituminous coal or coconut shell.
[2] Trade names MAY include letters and / or numbers to designate any or all of the
    following: mesh size, customer, market, processing methods, intended application,
    activity level, special testing or other customer or product specific differentiators.
[3] Only products bearing the NSF Mark are Certified.
[4] Certified for the following mesh sizes: 4 x 8, 4 x 12, 4 x 30, 8 x 16, 8 x 20, 8 x 30, 8
    x 35, 10 x 20, 12 x 30, 12 x 40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 40 x 100, 50 X 200
    and 80 x 325.
[5] Certified for mesh sizes: 8 x 16, 8 x 20, 8 x 30, 12 x 30, 12 x 40

[1] The carbon source is bituminous coal or coconut shell.
[2] Trade names MAY include letters and / or numbers to designate any or all of the
    following: mesh size, customer, market, processing methods, intended application,
    activity level, special testing or other customer or product specific differentiators.
[5] Certified for mesh sizes: 8 x 16, 8 x 20, 8 x 30, 12 x 30, 12 x 40
[6] X - Custom designation for specific media source.
[7] Certified products have lot codes FyymddRzz where F designates an activation facility (C
    - Columbus, OH / L - Blue Lake, CA / NT - North Tonawanda, NY / B - Gila Bend, AZ / S -
    Cattletsburg), yy - year, m - month (one digit 1 to 9 and A = Oct., B = Nov., C = Dec.),
    dd - day (expressed as 01 to 31), R - reactivated media (constant) and zz - alpha and
    numeric combination for the plant specific time of day designation.
[8] AW immediately following CMR indicates acid washed.

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal.
[4] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[5] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 10 x 20, 12 x 40, 20 x
    40, 20 x 50, 30 x 60, 30 x 200, and 80 x 325.

[1] Only products bearing the NSF Mark are Certified.
[3] The carbon source is bituminous coal or coconut shell.
[4] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[6] Certified for the following mesh sizes: -200 and -325.

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal or coconut shell.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[4] Certified for the following mesh sizes: 4 X 12, 4 X 30, 8 x 16, 8 x 20, 8 x 30, 8 x 35,
    10 x 20, 12 X 30, 12 x 40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 50 x 200, and 80 x 325.
[5] Certified for the following mesh sizes: 4 x 8, 4 x 12, 4 x 30, 8 x 16, 8 x 20, 8 x 30, 8
    x 35, 10 x 20, 12 x 30, 12 x 40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 40 x 100, 50 X 200
    and 80 x 325.
[6] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
    x 40.

[1] Only products bearing the NSF Mark are Certified.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[7] The carbon source is wood, coal or coconut shell..
[8] Certified for the following mesh sizes: -200 and -325.

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal or coconut shell.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[6] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
    x 40.
[9] Certified products have lot codes FyymddRzz where:
    F  - Activation facility (C - Columbus, OH, L - Blue Lake, CA, NT - North Tonawanda, NY,
    
         B - Gila Bend, AZ, S - Cattletsburg)
    yy - Year
    M  - Month (one digit 1 to 9 and A - Oct., B - Nov., C - Dec.)
    dd - Day (expressed as 01 to 31)
    R  - Reactivated media (constant)
    zz - Alpha and numeric combination for the plant specific time of day designation.
[10] x - Custom designation for specific media source
[11] AW immediately following CMR indicates acid washed.

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal or coconut shell.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[4] Certified for the following mesh sizes: 4 X 12, 4 X 30, 8 x 16, 8 x 20, 8 x 30, 8 x 35,
    10 x 20, 12 X 30, 12 x 40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 50 x 200, and 80 x 325.
[5] Certified for the following mesh sizes: 4 x 8, 4 x 12, 4 x 30, 8 x 16, 8 x 20, 8 x 30, 8
    x 35, 10 x 20, 12 x 30, 12 x 40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 40 x 100, 50 X 200
    and 80 x 325.

[1] Only products bearing the NSF Mark are Certified.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[6] The carbon source is wood , coal, or coconut shell.
[7] Certified for the following mesh sizes: -200 and -325.

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal or coconut shell.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[8] Certified products have lot codes FyymddRzz where:
    F  - Activation facility (C - Columbus, OH, L - Blue Lake, CA, NT - North Tonawanda, NY,
    
         B - Gila Bend, AZ, S - Cattletsburg)
    yy - Year
    M  - Month (one digit 1 to 9 and A - Oct., B - Nov., C - Dec.)
    dd - Day (expressed as 01 to 31)
    R  - Reactivated media (constant)
    zz - Alpha and numeric combination for the plant specific time of day designation.
[9] x - Custom designation for specific media source
[10] AW immediately following CMR indicates acid washed.
[11] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
     x 40.

[1] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[2] The carbon source is coal.
[3] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, and 12 x 40.

[1] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[3] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, and 12 x 40.
[4] Only products bearing the NSF Mark are Certified.
[5] The carbon source is bituminous coal or coconut shell.
[6] Certified products have lot codes FyymddRzz where:
    F  - Activation facility (C - Columbus, OH, L - Blue Lake, CA, NT - North Tonawanda, NY,
    B  - Gila Bend, AZ)
    yy - Year
    M  - Month (one digit 1 to 9 and A - Oct., B - Nov., C - Dec.)
    dd - Day (expressed as 01 to 31)
    R  - Reactivated media (constant)
    zz - Alpha and numeric combination for the plant specific time of day designation.
[7] x - Custom designation for specific media source

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[4] Certified for the following mesh sizes:8 x 16, 8 x 20, 8 x 30, 10 x 20, 12 x 40, 20 x
    40, 20 x 50, 30 x 60, 30 x 200, 50 x 200, and 80 x 325.

[1] Only products bearing the NSF Mark are Certified.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[5] The carbon source is wood, bituminous coal or coconut shell.
[6] Certified for the following mesh sizes: -200 and -325.

[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[5] The carbon source is wood, bituminous coal or coconut shell.
[7] x - Custom designation for specific media source.
[8] AW immediately following CMR indicates acid washed.
[9] Certified products have lot codes FyymddRzz where F designates a activation facility (C
    - Columbus, OH / L - Blue Lake CA. / NT - North.
    Tonawanda, NY. / B - Gila Bend, AZ. / S - Cattletsburg), yy - year, m - month (one digit
    1 to 9 and A = Oct., B - Nov., C - Dec.), dd - day.
    (expressed as 01 to 31), R - reactivated media (constant) and zz - alpha and numeric
    combination for the plant specific time of day designation.
[10] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30 and 12 x
     40.

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal or coconut shell.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[4] Certified for the following mesh sizes: 4 X 12, 4 X 30, 8 x 16, 8 x 20, 8 x 30, 8 x 35,
    10 x 20, 12 X 30, 12 x 40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 50 x 200, and 80 x 325.
[5] Certified for the following mesh sizes: 4 x 8, 4 x 12, 4 x 30, 8 x 16, 8 x 20, 8 x 30,
    8x 35, 10 x 20, 12 x 30, 12 x 40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 40 x 100, 50 X
    200 and 80 x 325.
[6] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
    x 40.

[1] Only products bearing the NSF Mark are Certified.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[7] Certified for the following mesh sizes: -200 and -325.
[8] The carbon source is wood, coal, or coconut shell.
[9] The carbon source is bituminous coal.

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal or coconut shell.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[6] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
    x 40.
[10] Certified products have lot codes FyymddRzz where:
     F  - Activation facility (C - Columbus, OH, L - Blue Lake, CA, NT - North Tonawanda, NY,
     
          B - Gila Bend, AZ, S - Cattletsburg)
     yy - Year
     M  - Month (one digit 1 to 9 and A - Oct., B - Nov., C - Dec.)
     dd - Day (expressed as 01 to 31)
     R  - Reactivated media (constant)
     zz - Alpha and numeric combination for the plant specific time of day designation.
[11] x - Custom designation for specific media source
[12] AW immediately following CMR indicates acid washed.

[1] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[2] The carbon source is coal.
[3] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
    x 40.

[1] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[3] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
    x 40.
[4] Only products bearing the NSF Mark are Certified.
[5] The carbon source is bituminous coal or coconut shell.
[6] Certified products have lot codes ByymddRzz where B designates this activation facility:
    yy - year
    m - month (one digit 1 to 9 and A - Oct., B - Nov., C - Dec.)
    dd - day (expressed as 01 to 31)
    R - reactivated media (constant)
    zz - alpha and numeric combination for the plant specific time of day designation.
[7] x - Custom designation for specific media source

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal or coconut shell.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[4] Certified for the following mesh sizes: 4 X 12, 4 X 30, 8 x 16, 8 x 20, 8 x 30, 8 x 35,
    10 x 20, 12 X 30, 12 x 40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 50 x 200, and 80 x 325.
[5] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 35, 10 x 20, 12 x
    40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 50 X 200 and 80 x 325.
[6] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
    x 40.
[7] Certified for the following mesh sizes: 4 x 8, 4 x 12, 4 x 30, 8 x 16, 8 x 20, 8 x 30, 8
    x 35, 10 x 20, 12 x 30, 12 x 40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 40 x 100, 50 X 200
    and 80 x 325.

[1] Only products bearing the NSF Mark are Certified.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[8] The carbon source is wood , coal, or coconut shell.
[9] Certified for the following mesh sizes: -200 and -325.

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal or coconut shell.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[6] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
    x 40.
[10] Certified products have lot codes FyymddRzz where:
     F  - Activation facility (C - Columbus, OH, L - Blue Lake, CA, NT - North Tonawanda, NY,
     
          B - Gila Bend, AZ, S - Cattletsburg)
     yy - Year
     M  - Month (one digit 1 to 9 and A - Oct., B - Nov., C - Dec.)
     dd - Day (expressed as 01 to 31)
     R  - Reactivated media (constant)
     zz - Alpha and numeric combination for the plant specific time of day designation.
[11] x - Custom designation for specific media source
[12] AW immediately following CMR indicates acid washed.

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal or coconut shell.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[4] Certified for the following mesh sizes: 4 X 12, 4 X 30, 8 x 16, 8 x 20, 8 x 30, 8 x 35,
    10 x 20, 12 X 30, 12 x 40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 50 x 200, and 80 x 325.
[5] Certified for the following mesh sizes: 4 x 8, 4 x 12, 4 x 30, 8 x 16, 8 x 20, 8 x 30, 8
    x 35, 10 x 20, 12 x 30, 12 x 40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 40 x 100, 50 X 200
    and 80 x 325.
[6] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
    x 40.

[1] Only products bearing the NSF Mark are Certified.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[7] The carbon source is wood, coal, or coconut shell.
[8] Certified for the following mesh sizes: -200 and -325.

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal or coconut shell.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[6] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
    x 40.
[9] Certified products have lot codes FyymddRzz where:
    F  - Activation facility (C - Columbus, OH, L - Blue Lake, CA, NT - North Tonawanda, NY,
    
         B - Gila Bend, AZ, S - Cattletsburg)
    yy - Year
    M  - Month (one digit 1 to 9 and A - Oct., B - Nov., C - Dec.)
    dd - Day (expressed as 01 to 31)
    R  - Reactivated media (constant)
    zz - Alpha and numeric combination for the plant specific time of day designation.
[10] x - Custom designation for specific media source
[11] AW immediately following CMR indicates acid washed.

[1] Only products bearing the NSF Mark on the product, product packaging, and/or
    documentation shipped with the product are Certified.
[2] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[3] The carbon source is bituminous coal.
[4] Certified for the following mesh sizes:  8 x 16, 8 x 20, 8 x 30, 8 x 35, 10 x 20, 12 x
    40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 50 x 200, and 80 x 325.
[5] The carbon source is coal.
[6] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, and 12 x 40.
[7] The carbon source is coconut shell.

[2] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[8] The carbon source is bituminous coal or coconut shell.
[11] Certified for the following mesh sizes: -200 and -325

[1] Only products bearing the NSF Mark on the product, product packaging, and/or
    documentation shipped with the product are Certified.
[2] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[6] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, and 12 x 40.
[8] The carbon source is bituminous coal or coconut shell.
[9] Certified products have lot codes CyymddRzz where:
    C  - Activation facility
    yy - Year
    m  - Month (one digit 1 to 9 and A - Oct., B - Nov., C - Dec.)
    dd - Day (expressed as 01 to 31)
    R  - Reactivated media (constant)
    zz - Alpha and numeric combination for the plant specific time of day designation.
[10] x - Custom designation for specific media source.

[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[4] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 35, 10 x 20, 12 x
    40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 50 x 200, and 80 x 325.

[1] Only products bearing the NSF Mark are Certified.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[5] The carbon source is bituminous coal or coconut shell.
[6] Certified for the following mesh sizes: -200 and -325.

[1] Only products bearing the NSF Mark are Certified.
[2] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[3] The carbon source is bituminous coal.
[4] Certified for the following mesh sizes: 8 x 30, 12 x 30, 12 x 40, and 20 x 50.
[5] The carbon source is bituminous coal or coconut shell.
[6] Certified for the following mesh sizes: 4 x 8, 4 x 12, 4 x 30, 8 x 16, 8 x 20, 8 x 30, 8
    x 35, 10 x 20, 12 x 30, 12 x 40, 20 x 40, 20 x 50, 30 x 60, 30 x 200, 40 x 100, 50 X 200
    and 80 x 325.
[7] The carbon source is coconut shell.
[8] Certified for the following mesh sizes: 4 X 12, 4 X 30, 4 x 8, 8 x 30, 12 x 30, 12 X 30,
    12 x 40, 20 x 50, 40 x 100 and 50 x 200.
[13] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
     x 40.

[2] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[9] The carbon source is wood, coal or coconut shell.
[10] Certified for the following mesh sizes: -200 and -325

[1] Only products bearing the NSF Mark are Certified.
[2] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[5] The carbon source is bituminous coal or coconut shell.
[11] Certified products have lot codes CyymddRzz where:
     C  - Activation facility
     yy - Year
     m  - Month (one digit 1 to 9 and A - Oct., B - Nov., C - Dec.)
     dd - Day (expressed as 01 to 31)
     R  - Reactivated media (constant)
     zz - Alpha and numeric combination for the plant specific time of day designation.
[12] x - Custom designation for specific media source
[13] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30, 8 x 40, 12 x 30, and 12
     x 40.

[1] Only products bearing the NSF Mark are Certified.
[1] Only products bearing the NSF Mark are Certified.
[2] The carbon source is bituminous coal or coconut shell.
[3] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended applications, activity level,
    special testing, or other customer or product specific differentiators.
[4] Certified for the following mesh sizes: -200 and -325.

[1] The carbon source is bituminous coal or coconut shell.
[2] Trade names MAY include letters and / or numbers to designate any or all of the
    following: mesh size, customer, market, processing methods, intended application,
    activity level, special testing or other customer or product specific differentiators.
[3] Only products bearing the NSF Mark are Certified.
[4] Certified for the following mesh sizes: -200 and -325.

[1] Only products bearing the NSF Mark on the product, product packaging, and/or
    documentation shipped with the product are Certified.
[2] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended application, activity level,
    special testing, or other customer or product specific
    differentiators.
[3] The carbon source is coconut shell.
[4] Certified for the following mesh sizes: 8 x 30, 10 x 20, 12 x 30, 12 x 40, 20 x 40, 20 x
    50, 30 x 60, 40 x 100, 50 x 200, and 80 x 325.
[5] The carbon source is bituminous coal.
[6] Certified for the following mesh sizes: 8 x 16, 8 x 20, 8 x 30 and 12 x 40.
[7] The carbon source is coal.

[1] Only products bearing the NSF Mark on the product, product packaging, and/or
    documentation shipped with the product are Certified.
[2] Trade names may include letters and/or numbers to designate any or all of the following:
    mesh size, customer, market, processing methods, intended application, activity level,
    special testing, or other customer or product specific
    differentiators.
[7] The carbon source is coal.
[8] Certified for the following mesh sizes: 200 and 325.