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NSF/ANSI/CAN 61
Drinking Water System Components - Health Effects

NOTE: Unless otherwise indicated for Materials, Certification is only for the Water Contact Material shown in the Listing. Click here for a list of Abbreviations used in these Listings. Click here for the definitions of Water Contact Temperatures denoted in these Listings. Products certified to NSF/ANSI/CAN 61 comply with the health effects criteria in NSF/ANSI/CAN 600.

 
Watson-Marlow Ltd. 
Bickland Water Road, Falmouth
Cornwall TR11 4RU 
United Kingdom 
44 13 2637 0370
Visit this company's website


Facility : Cornwall, United Kingdom

Mechanical Devices

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Chemical Metering Pumps
Qdos 30 CWT EPDM Variants[4] [5] 1.27 cm CLD 23 MLTPL
050.71ab.Ecd[1] [2] 1/8" - 3/8" CLD 23 MLTPL
050.71Db.Ecd[1] [2] 1/8" - 3/8" CLD 23 MLTPL
050.91ab.Ecd[1] [2] 1/8" - 3/8" CLD 23 MLTPL
050.8yxx.Ez0[1] [2] 1/64" - 3/8" CLD 23 MLTPL
060.41ab.Ecd[1] [2] 1/2" - 3/4" CLD 23 MLTPL
060.41Db.Ecd[1] [2] 1/2" - 3/4" CLD 23 MLTPL
060.91ab.Ecd[1] [2] 1/2 - 3/4 CLD 23 MLTPL
060.8yxx.Ez0[1] [2] 1/2" - 3/4" CLD 23 MLTPL
070.41ab.Ecd[1] [2] 1/2" - 1" CLD 23 MLTPL
070.41Db.Ecd[1] [2] 1/2" - 1" CLD 23 MLTPL
070.91ab.Ecd[1] [2] 1/2" - 1" CLD 23 MLTPL
070.8yyxx.Ez0[1] [2] 1/2" - 1" CLD 23 MLTPL
050.71ab.ecd[1] [2] 1/64" - 3/8" CLD 23 MLTPL
050.71Db.ecd[1] [2] 1/64" - 3/8" CLD 23 MLTPL
050.91ab.ecd[1] [2] 1/64" - 3/8" CLD 23 MLTPL
050.8yxx.2L0[1] [2] 1/64" - 3/8" CLD 23 MLTPL
060.71ab.ecd[1] [2] 1/4" - 5/8" CLD 23 MLTPL
060.71Db.ecd[1] [2] 1/4" - 5/8" CLD 23 MLTPL
060.91ab.ecd[1] [2] 1/4" - 5/8" CLD 23 MLTPL
060.8yxx.020[1] [2] 1/2" - 3/4" CLD 23 MLTPL
070.71ab.ecd[1] [2] 3/8" - 1" CLD 23 MLTPL
070.71Db.ecd[1] [2] 3/8" - 1" CLD 23 MLTPL
070.91ab.ecd[1] [2] 3/8" - 1" CLD 23 MLTPL
070.8yyxx.w00[1] [2] 1/2" - 1" CLD 23 MLTPL
Qdos 20 - All Variants[1] [3] 4.8 mm and 6.4 mm CLD 23 MLTPL
Qdos 30 - All Variants[1] [3] 6.4 mm CLD 23 MLTPL
Qdos 60 - All Variants[1] [3] 6.4 mm and 9.6 mm CLD 23 MLTPL
Qdos 120 - All Variants[1] [3] 9.6 mm CLD 23 MLTPL 

[1] Certified for use as a chemical metering pump with the following chemicals:
    Acetic Acid (80%) - 80%
    Aluminum Chloride - 50%
    Aluminum chlorohydrate (40%) - 40%
    Aluminum Chlorohydrate/Polyaluminum Chloride - 40%
    Aluminum Sodium Sulfate (15%) - 15%
    Aluminum Sulfate (50%) - 50%
    Ammonia, aqueous (35%) - 35%
    Ammonium Hydroxide (29%) - 29%
    Ammonium Sulfate (45%) - 45%
    Calcium carbonate (65%) - 65%
    Calcium Chloride (15%) - 15%
    Calcium Hydroxide - 50%
    Calcium Hypochlorite (15%) - 15%
    Calcium Thiosulfate - 30%
    Chlorine dioxide - 2%
    Citric Acid (100%) - 100%
    Copper Sulfate (5%) - 5%
    Copper Sulfate (25%) - 25%
    Dipotassium Orthophosphate - 50%
    Disodium Orthophosphate - 50%
    Ferric Chloride (50%) - 50%
    Ferric Sulfate (60%) - 60%
    Ferrous Chloride (40%) - 40%
    Ferrous Sulfate (30%) - 30%
    Fluorosilicic acid - 25%
    Hydrochloric acid (38%) - 38%
    Hydrogen Peroxide - 30%
    Magnesium Sulfate (25%) - 25%
    Peracetic Acid (10%) - 10%
    Phosphoric acid (75%) - 75%
    Poly (Diallyldimethylammonium Chloride)(pDADMAC) - 50%
    Poly Aluminum Chloride (100%) - 100%
    Polyacrylamide (2.5%) - 3%
    Polyaluminum Chloride (45%) - 45%
    Polyaluminum Chlorosulfate - 50%
    Polyaluminum Hydroxychlorosulfate - 75%
    Polyaluminum Silicate Sulfate - 66%
    Polyaluminum Sulfate - 50%
    Polyphosphoric Acid - 100%
    Potassium Carbonate - 47%
    Potassium Chloride - 34%
    Potassium hydroxide (45%) - 45%
    Potassium Hydroxide (50%) - 50%
    Potassium Permanganate (20%) - 20%
    Potassium Tripolyphosphate - 100%
    Sodium Acid Pyrophosphate - 12%
    Sodium Aluminate - 50%
    Sodium Ascorbate - 60%
    Sodium Bicarbonate - 100%
    Sodium Bisulfate (50%) - 50%
    Sodium Carbonate - 20%
    Sodium Carbonate (85%) - 85%
    Sodium Chlorate - 100%
    Sodium Chloride (26%) - 26%
    Sodium Chlorite (7.5%) - 8%
    Sodium Dichloroisocyanurate - 25%
    Sodium Fluoride (4.0%) - 4%
    Sodium Hydroxide (50%) - 50%
    Sodium Hypochlorite (15%) - 15%
    Sodium Metabisulfite (50%) - 50%
    Sodium Percarbonate - 15%
    Sodium Permanganate (40%) - 40%
    Sodium Polyphosphates - 35%
    Sodium Silicate (100%) - 100%
    Sodium Sulfite (20%) - 20%
    Sodium Trimetaphosphate - 20%
    Sodium Tripolyphosphate - 15%
    Sulfur Dioxide (5%) - 5%
    Sulfuric acid (98.5%) - 99%
    Tetrapotassium Pyrophosphate - 60%
    Tetrasodium Pyrophosphate - 7%
    Tricalcium Phosphate (70%, slurry) - 70%
    Trichloroisocyanuric Acid - 10%
    Zinc Chloride - 62%
    Zinc Orthophosphate (100%) - 100%
    Zinc Sulfate - 36%
[2] 500, 600 and 700 series pump models shall adhere to the following nomenclature:
    500 Series with LoadSure elements:
    520 [050.41ab.Ecd]
    520 UmAN [050.41Db.Ecd]
    521 [050.8yxx.Ez0]
    530 [050.91ab.Ecd]
    Where:
    a - Model functionality (3,4,5,6)
    b - Electrical I/O type (N,S)
    c and z - Low, medium or high pressure element (L,M or H)
    d - Power cord option
    y - Motor type (1,5,8)
    xx - Motor speed range (22,52,72,23,53,73)
    500 Series with continuous tubing:
    520 [050.71ab.ecd]
    520 UmAN [050.71Db.ecd]
    521 [050.8yxx.2L0]
    530 [050.91ab.ecd]
    Where:
    a - Model functionality (3,4,5,6)
    b - Electrical I/O type (N,S)
    ec - Pumphead type (10, 2L 5L)
    d - Power cord option
    y - Motor type (1,5,8)
    xx - Motor speed range (22,52,72,23,53,73)
    600 Series with LoadSure elements:
    620 [060.41ab.Ecd]
    620 UmAN [060.41Db.Ecd]
    621 [060.8yxx.Ez0]
    630 [060.91ab.Ecd]
    Where:
    a - Model functionality (3,4,5,6)
    b - Electrical I/O type (N,S)
    c and z - Standard or low-pulse element pump head (2,4)
    d - Power cord option
    y - Motor type (1,5,6,8)
    xx - Motor speed range (22,52,72,23,53,73)
    600 Series with continuous tubing:
    620 [060.71ab.ecd]
    620 UmAN [060.71Db.ecd]
    621 [060.8yxx.020]
    630 [060.91ab.ecd]
    Where:
    a - Model functionality (3,4,5,6)
    b - Electrical I/O type (N,S)
    ec - Pumphead type (02,5L)
    d - Power cord option
    y - Motor type (1,5,6,8)
    xx - Motor speed range (22,52,72,23,53,73)
    700 Series with LoadSure elements:
    701 [070.yyxx.Ez0]
    720 [070.41ab.Ecd]
    720 UmAN [070.41Db.Ecd]
    730 [070.91ab.Ecd]
    Where:
    a - Model functionality (3,4,5,6)
    b - Electrical I/O type (N,S)
    c and z - Single or extension pump head (0,X)
    d - Power cord option
    yy- Motor type (54,68)
    xx- Motor speed range (02,12,22,32)
    700 Series with continuous tubing:
    701 [070.yyxx.Ez0]
    720 [070.71ab.ecd]
    720 UmAN [070.71Db.ecd]
    730 [070.91ab.ecd]
    Where:
    a - Model functionality (3,4,5,6)
    b - Electrical I/O type (N,S)
    ec and w - Standard or extension pump head (00,X0)
    d - Power cord option
    yy- Motor type (54,68)
    xx- Motor speed range (02,12,22,32)
[3] Certified models are:
    Qdos 20 Manual
    Qdos 20 Remote
    Qdos 20 Universal
    Qdos 20 Universal+
    Qdos 20 Profibus
    Qdos 20 Universal 110V Logic
    Qdos 20 Universal 24V Logic
    Qdos 20 Universal+ 110V Logic
    Qdos 20 Universal+ 24V Logic
    Qdos 30 Manual
    Qdos 30 Remote
    Qdos 30 Universal
    Qdos 30 Universal+
    Qdos 30 Profibus
    Qdos 30 Universal 110V Logic
    Qdos 30 Universal 24V Logic
    Qdos 30 Universal+ 110V Logic
    Qdos 30 Universal+ 24V Logic
    Qdos 60 Manual
    Qdos 60 Remote
    Qdos 60 Universal
    Qdos 60 Universal+
    Qdos 60 Profibus
    Qdos 60 Universal 110V Logic
    Qdos 60 Universal 24V Logic
    Qdos 60 Universal+ 110V Logic
    Qdos 60 Universal+ 24V Logic
    Qdos 120 Manual
    Qdos 120 Remote
    Qdos 120 Universal
    Qdos 120 Universal+
    Qdos 120 Profibus
    Qdos 120 Universal 110V Logic
    Qdos 120 Universal 24V Logic
    Qdos 120 Universal+ 110V Logic
    Qdos 120 Universal+ 24V Logic
[4] Certified models include:
    Qdos 30 CWT Manual
    Qdos 30 CWT Remote
    Qdos 30 CWT Universal
    Qdos 30 CWT Universal+
    Qdos 30 CWT Profibus
    Qdos 30 CWT Universal 110V Logic
    Qdos 30 CWT Universal 24V Logic
    Qdos 30 CWT Universal+ 110V Logic
    Qdos 30 CWT Universal+ 24V Logic
[5] Certified for use as a chemical metering pump with the following chemicals:
    Acetic Acid (80%)
    Aluminum Chlorohydrate/Polyaluminum Chloride (40%)
    Aluminum Sulfate (50%)
    Ammonium Sulfate (45%)
    Calcium Hydroxide (50%)
    Citric Acid (100%)
    Copper Sulfate (5%)
    Copper Sulfate (25%)
    Ferric Chloride (40%)
    Ferric Sulfate (60%)
    Ferrous Chloride (50%)
    Ferrous Sulfate (30%)
    Phosphoric acid (75%)
    Potassium Carbonate (47%)
    Potassium Chloride (34%)
    Potassium hydroxide (45%)
    Potassium Hydroxide (50%)
    Potassium Permanganate (3%)
    Sodium Bisulfate (50%)
    Sodium Chloride (26%)
    Sodium Fluoride (4.0%)
    Sodium Hydroxide (50%)
    Sodium Hypochlorite (15%)
    Sodium Silicate (100%)
    Zinc Orthophosphate (100%)

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