FREE Shipping on Orders over $300! DETAILS
Toggle Nav
Search
Advanced Search
My Account
My Cart 0

Water Standards

Analytical Standards
For Drinking Water and Wastewater
  • Wastewater standards packaged in smaller quantities designed to be diluted to higher volumes
  • Standards designed for use with EPA methods
  • NIST traceable where NIST SRM available

Water Standards | For Drinking Water and Wastewater

Components Concentration Matrix Volume Part #
Trace Metals in Drinking Water
Silver 2 µg/L 2% HNO3 + Tr HF 100 mL CRM-TMDW-100
Tellurium 3 µg/L 250 mL CRM-TMDW-250
Antimony, Bismuth, Cadmium, Rubidium, Selenium, Thallium, Uranium 10 µg/L 500 mL CRM-TMDW-500
Load All Components
Beryllium, Chromium, Copper, Lithium 20 µg/L - - - - - - - - -
Cobalt 25 µg/L - - - - - - - - -
Vanadium 30 µg/L - - - - - - - - -
Lead, Manganese 40 µg/L - - - - - - - - -
Barium 50 µg/L - - - - - - - - -
Nickel 60 µg/L - - - - - - - - -
Zinc 70 µg/L - - - - - - - - -
Arsenic 80 µg/L - - - - - - - - -
Iron, Molybdenum 100 µg/L - - - - - - - - -
Aluminum 120 µg/L - - - - - - - - -
Strontium 250 µg/L - - - - - - - - -
Potassium 2,500 µg/L - - - - - - - - -
Sodium 6,000 µg/L - - - - - - - - -
Magnesium 9,000 µg/L - - - - - - - - -
Calcium 35,000 µg/L - - - - - - - - -
Trace Metals in Drinking Water (cont'd)
Silver 2 µg/L 2% HNO3 + Tr HF 100 mL CRM-TMDW-A-100
Cadmium, Thallium 10 µg/L 250 mL CRM-TMDW-A-250
Selenium 11 µg/L 500 mL CRM-TMDW-A-500
Load All Components
Beryllium, Lithium 15 µg/L - - - - - - - - -
Chromium, Copper, Lead 20 µg/L - - - - - - - - -
Cobalt 25 µg/L - - - - - - - - -
Vanadium 35 µg/L - - - - - - - - -
Manganese 40 µg/L - - - - - - - - -
Antimony, Arsenic 55 µg/L - - - - - - - - -
Nickel 60 µg/L - - - - - - - - -
Zinc 75 µg/L - - - - - - - - -
Iron 90 µg/L - - - - - - - - -
Molybdenum 110 µg/L - - - - - - - - -
Aluminum 125 µg/L - - - - - - - - -
Boron 150 µg/L - - - - - - - - -
Strontium 300 µg/L - - - - - - - - -
Barium 500 µg/L - - - - - - - - -
Sodium 2,300 µg/L - - - - - - - - -
Potassium 2,500 µg/L - - - - - - - - -
Magnesium 8,000 µg/L - - - - - - - - -
Calcium 31,000 µg/L - - - - - - - - -
Trace Metals in Drinking Water (cont'd)
Silver 2 µg/L 2% HNO3 + Tr HF 100 mL CRM-TMDW-B-100
Arsenic, Cadmium, Thallium 10 µg/L 250 mL CRM-TMDW-B-250
Selenium 11 µg/L 500 mL CRM-TMDW-B-500
Load All Components
Beryllium, Lithium 15 µg/L - - - - - - - - -
Chromium, Copper, Lead 20 µg/L - - - - - - - - -
Cobalt 25 µg/L - - - - - - - - -
Vanadium 35 µg/L - - - - - - - - -
Manganese 40 µg/L - - - - - - - - -
Antimony 55 µg/L - - - - - - - - -
Nickel 60 µg/L - - - - - - - - -
Zinc 75 µg/L - - - - - - - - -
Iron 90 µg/L - - - - - - - - -
Molybdenum 110 µg/L - - - - - - - - -
Aluminum 125 µg/L - - - - - - - - -
Boron 150 µg/L - - - - - - - - -
Strontium 300 µg/L - - - - - - - - -
Barium 500 µg/L - - - - - - - - -
Potassium 2,500 µg/L - - - - - - - - -
Magnesium 8,000 µg/L - - - - - - - - -
Sodium 22,000 µg/L - - - - - - - - -
Calcium 31,000 µg/L - - - - - - - - -
Trace Metals Solutions
**Mercury *0.001 µg/mL 10% HNO3 + Tr HF 10 mL CWW-TM-A
Antimony, Arsenic, Beryllium, Cadmium, Selenium, Silver, Thallium *0.010 µg/mL
Aluminum, Barium, Boron, Chromium, Cobalt, Copper, Iron, Lead, Manganese, Molybdenum, Nickel, Strontium, Vanadium, Zinc *0.050 µg/mL
**Mercury *0.005 µg/mL 10% HNO3 + Tr HF 10 mL CWW-TM-B
Antimony, Arsenic, Beryllium, Cadmium, Selenium, Silver, Thallium *0.050 µg/mL
Aluminum, Barium, Boron, Chromium, Cobalt, Copper, Iron, Lead, Manganese, Molybdenum, Nickel, Strontium, Vanadium, Zinc *0.200 µg/mL
**Mercury *0.010 µg/mL 10% HNO3 + Tr HF 10 mL CWW-TM-C
Antimony, Arsenic, Beryllium, Cadmium, Selenium, Silver, Thallium *0.150 µg/mL
Aluminum, Barium, Boron, Chromium, Cobalt, Copper, Iron, Lead, Manganese, Molybdenum, Nickel, Strontium, Vanadium, Zinc *0.500 µg/mL
**Mercury *0.020 µg/mL 10% HNO3 + Tr HF 10 mL CWW-TM-D
Antimony, Arsenic, Beryllium, Cadmium, Selenium, Silver, Thallium *0.250 µg/mL
Aluminum, Barium, Boron, Chromium, Cobalt, Copper, Iron, Lead, Manganese, Molybdenum, Nickel, Strontium, Vanadium, Zinc *1 µg/mL
* Concentrations found when each 10 mL sample is diluted to one liter.
** The concentration of Mercury cannot be guaranteed for any extended period of time due to the nature of the element.
Trace Metals Solutions (cont'd)
**Mercury *0.001 µg/mL 10% HNO3 + Tr HF 10 mL CWW-TM-E
Antimony, Arsenic, Beryllium, Selenium, Silver, Thallium *0.005 µg/mL
Aluminum, Barium, Boron, Cadmium, Chromium, Cobalt, Copper, Iron, Lead, Manganese, Molybdenum, Nickel, Strontium, Vanadium, Zinc *0.025 µg/mL
Arsenic, Beryllium, Cadmium, Selenium *0.005 µg/mL 10% HNO3 + Tr HF 10 mL CWW-TM-F
**Mercury *0.020 µg/mL
Aluminum, Cobalt, Iron, Manganese, Molybdenum, Strontium, Thallium, Vanadium *0.025 µg/mL
Antimony, Silver *0.250 µg/mL
Barium, Boron, Chromium, Copper, Lead, Nickel, Zinc *1 µg/mL
Antimony, **Mercury, Silver, Thallium *0.005 µg/mL 10% HNO3 + Tr HF 10 mL CWW-TM-G
Barium, Boron, Chromium, Copper, Lead, Zinc *0.025 µg/mL
Arsenic, Beryllium, Cadmium, Nickel, Selenium *0.250 µg/mL
Aluminum, Cobalt, Iron, Manganese, Molybdenum, Strontium, Vanadium *1 µg/mL
**Mercury *0.001 µg/mL 10% HNO3 + Tr HF 10 mL CWW-TM-H
Beryllium, Silver *0.020 µg/mL
Selenium *0.050 µg/mL
Aluminum, Arsenic, Barium, Cadmium, Manganese, Molybdenum, Strontium *0.100 µg/mL
Antimony *0.200 µg/mL
Boron, Iron, Thallium *0.250 µg/mL
Chromium, Cobalt, Copper, Lead, Nickel, Vanadium, Zinc *0.500 µg/mL
* Concentrations found when each 10 mL sample is diluted to one liter.
** The concentration of Mercury cannot be guaranteed for any extended period of time due to the nature of the element.
Primary Drinking Water Metals
Silver 0.05 µg/mL 2% HNO3 + Tr HF 100 mL DWPS-100
Mercury 20 µg/mL
Barium, Cadmium, Selenium 50 µg/mL 500 mL DWPS-500
Arsenic, Chromium, Lead 100 µg/mL
Secondary Drinking Water Metals
Copper, Manganese, Zinc 50 µg/mL 2% HNO3 100 mL DWSS-100
Iron 100 µg/mL 250 mL DWSS-250
- - - - - - 500 mL DWSS-500
Simulated Sea Water
Silicon (primary) 4 mg/kg 2% HNO3 100 mL CRM-SW-100
Boron (primary) 5 mg/kg 250 mL CRM-SW-250
Strontium (primary) 12 mg/kg 500 mL CRM-SW-500
Load All Components
Carbon (primary) 30 mg/kg - - - - - - - - -
Potassium (primary) 380 mg/kg - - - - - - - - -
Calcium (primary) 400 mg/kg - - - - - - - - -
Sulfur (primary) 900 mg/kg - - - - - - - - -
Magnesium (primary) 1,250 mg/kg - - - - - - - - -
Sodium (primary) 10,500 mg/kg - - - - - - - - -
Chloride (primary) 19,000 mg/kg - - - - - - - - -
Gold (trace) 0.000006 mg/kg - - - - - - - - -
Mercury (trace) 0.00003 mg/kg - - - - - - - - -
Scandium (trace) 0.00004 mg/kg - - - - - - - - -
Cadmium, Nickel (trace) 0.0001 mg/kg - - - - - - - - -
Chromium, Silver, Vanadium (trace) 0.0003 mg/kg - - - - - - - - -
Selenium (trace) 0.0004 mg/kg - - - - - - - - -
Molybdenum (trace) 0.0005 mg/kg - - - - - - - - -
Uranium (trace) 0.0015 mg/kg - - - - - - - - -
Lead (trace) 0.004 mg/kg - - - - - - - - -
Zinc (trace) 0.005 mg/kg - - - - - - - - -
Copper, Manganese (trace) 0.01 mg/kg - - - - - - - - -
Arsenic, Iron (trace) 0.02 mg/kg - - - - - - - - -
Barium, Iodide (trace) 0.05 mg/kg - - - - - - - - -
Lithium, Phosphorus (trace) 0.1 mg/kg - - - - - - - - -
Rubidium (trace) 0.2 mg/kg - - - - - - - - -
Aluminum (trace) 0.5 mg/kg - - - - - - - - -
Simulated Rain Water
Ammonium *0.1 mg/L
Matrix
H2O
pH @ 25° C
4.3
Specific Cond. @ 25° C
26 µS/cm
 5 each x 50 mL SR-1-250
Calcium *0.01 mg/L
Chloride *0.25 mg/L
Flouride, Potassium *0.05 mg/L
Magnesium *0.02 mg/L
Nitrate *0.5 mg/L
Sodium *0.2 mg/L
Sulfate *2.5 mg/L
Ammonium, Chloride *1 mg/L
Matrix
H2O
pH @ 25° C
3.6
Specific Cond. @ 25° C
130 µS/cm
 5 each x 50 mL SR-2-250
Calcium *0.05 mg/L
Flouride, Potassium *0.1 mg/L
Magnesium *0.05 mg/L
Nitrate *7 mg/L
Sodium *0.4 mg/L
Sulfate *11 mg/L
* Concentrations are the targeted values for each level.
Cyanide Solutions
Complex Cyanide *0.1 µg/mL 0.5% KOH 10 mL CWW-CN-B
Free Cyanide
Total Cyanide *0.2 µg/mL
Complex Cyanide *0.5 µg/mL 0.5% KOH 10 mL CWW-CN-C
Free Cyanide
Total Cyanide *1.0 µg/mL
Complex Cyanide *0.02 µg/mL 0.5% KOH 10 mL CWW-CN-D
Free Cyanide
Total Cyanide *0.04 µg/mL
Complex Cyanide *0.35 µg/mL 0.5% KOH 10 mL CWW-CN-F
Free Cyanide
Total Cyanide *0.7 µg/mL
* Concentrations found when each 10 mL sample is diluted to two liters.
Demand Solutions
Total Organic Carbon *1 µg/mL H2O 5 mL CWW-TOC-A
Total Organic Carbon *10 µg/mL H2O 5 mL CWW-TOC-B
Total Organic Carbon *20 µg/mL H2O 5 mL CWW-TOC-C
Total Organic Carbon *30 µg/mL H2O 5 mL CWW-TOC-D
Total Organic Carbon *40 µg/mL H2O 5 mL CWW-TOC-E
Total Organic Carbon *50 µg/mL H2O 5 mL CWW-TOC-F
Total Organic Carbon *100 µg/mL H2O 5 mL CWW-TOC-G
* Concentrations found when each 5 mL sample is diluted to one liter.
Nutrient Solutions
Nitrogen from NH4Cl *1 µg/mL H2O 10 mL CWW-N-A
Nitrogen from NaNO2 + NaNO3
Phosphorus from Na2HPO4
Nitrogen from NH4Cl *15 µg/mL H2O 10 mL CWW-N-B
Nitrogen from NaNO2 + NaNO3
Phosphorus from Na2HPO4 *5 µg/mL
Nitrogen from NH4Cl *25 µg/mL H2O 10 mL CWW-N-C
Nitrogen from NaNO2 + NaNO3
Phosphorus from Na2HPO4 *10 µg/mL
* Concentrations found when each 10 mL sample is diluted to one liter.
pH Standards
pH Standard 4 @ 25ºC 4.00 units H2O 500 mL WQC-PH-4-500
pH Standard 7 @ 25ºC 7.00 units H2O 500 mL WQC-PH-7-500
pH Standard 10 @ 25ºC 10.00 units H2O 500 mL WQC-PH-10-500
Conductivity Standard
Conductivity @ 25ºC 100 µmhos H2O 500 mL WQC-COND-500
Alkalinity Standard
Calcium Carbonate 1,000 µg/mL H2O 500 mL WQC-ALK-500

FREE SHIPPING

Free shipping on orders over $300.

MONEY BACK GUARANTEE

100% money back guarantee.

12 HOUR PHONE SUPPORT

Mon - Fri / 8:00AM ET - 8:00 PM ET