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Lab Chemicals & Reagents


Water quality chemicals, reagents, and standards designed for repeatable & accurate measurements


Explore a range of reagents, chemicals, and standards that ensure quality compliance and repeatable tests in your water testing laboratory. These ensure repeatable, reliable analysis for municipal regulatory requirements.

Core & Main Potassium Iodide, 10% w/v, 1 L
$55.15

Mfr. Part # PI1410-Q

Product # 707185

Core & Main Potassium Hydroxide, 50% w/v, 4 L
$214.75

Mfr. Part # PH9050-G

Product # 707180

Core & Main Potassium Hydroxide, 45% w/v, 4 L
$141.00

Mfr. Part # PH9045-G

Product # 707179

Core & Main Potassium Bi-iodate, 0.025N, 500 mL
$33.15

Mfr. Part # PB5915-P

Product # 707168

Core & Main Potassium Bi-iodate, 0.025N, 1 L
$60.95

Mfr. Part # PB5915-Q

Product # 707169

Core & Main Potassium Acid Phthalate, ACS Grade, 500 g
$145.95

Mfr. Part # PA3000-K

Product # 707178

Core & Main Potassium Acid Phthalate, ACS Grade, 100 g
$52.95

Mfr. Part # PA3000-J

Product # 707177

Core & Main Phosphoric Acid, Concentrated, 500 mL
$63.75

Mfr. Part # PH1015-P

Product # 707166

Core & Main Phosphoric Acid, Concentrated, 2.5 L
$120.95

Mfr. Part # PH1015-L

Product # 707167

Core & Main Phosphoric Acid, 10% v/v, 500 mL
$21.70

Mfr. Part # PH6700-P

Product # 707164

Core & Main Phosphoric Acid, 10% v/v, 1 L
$30.60

Mfr. Part # PH6700-Q

Product # 707165

Core & Main Phenylarsine Oxide, 0.00564N, 500 mL
$89.80

Mfr. Part # PO4400-P

Product # 707155

Core & Main Phenylarsine Oxide, 0.00564N, 4 L
$199.95

Mfr. Part # PO4400-G

Product # 707157

Core & Main Phenylarsine Oxide, 0.00564N, 1 L
$146.80

Mfr. Part # PO4400-Q

Product # 707156

Core & Main Nitric Acid, Concentrated, ACS Grade, 1 L
$64.45

Mfr. Part # NA1003-Q

Product # 707119

Core & Main Nitric Acid, 40% w/w, 500 mL
$70.25

Mfr. Part # NA7130-P

Product # 707116

Core & Main Nitric Acid, Concentrated, ACS Grade, 500 mL
$50.65

Mfr. Part # NA1003-P

Product # 707118

Core & Main Nitric Acid, Concentrated, ACS Grade, 2.5 L
$97.95

Mfr. Part # NA1003-L

Product # 707120

Core & Main Nitric Acid, 40% w/w, 1 L
$114.95

Mfr. Part # NA7130-Q

Product # 707117

Core & Main Nitric Acid, 1.0N, 500 mL
$15.50

Mfr. Part # NA7040-P

Product # 707114

Core & Main Nitric Acid, 1.0N, 1 L
$27.95

Mfr. Part # NA7040-Q

Product # 707115

Core & Main Methanol (Methyl Alcohol), 500 mL
$20.70

Mfr. Part # ME1000-P

Product # 707097

Core & Main Methanol (Methyl Alcohol), 4 L
$74.30

Mfr. Part # ME1000-G

Product # 707099

Core & Main Methanol (Methyl Alcohol), 1 L
$29.00

Mfr. Part # ME1000-Q

Product # 707098

Core & Main Magnesium Chloride, Hexahydrate, ACS Grade, 500 g
$125.95

Mfr. Part # MG1000-K

Product # 707092

Core & Main Magnesium Chloride, Hexahydrate, ACS Grade, 100 g
$59.70

Mfr. Part # MG1000-J

Product # 707091

Core & Main Isopropanol (Isopropyl Alcohol), 500 mL
$24.55

Mfr. Part # IP1005-P

Product # 707088

Core & Main Isopropanol (Isopropyl Alcohol), 4 L
$102.30

Mfr. Part # IP1005-G

Product # 707090

Core & Main Isopropanol (Isopropyl Alcohol), 1 L
$31.40

Mfr. Part # IP1005-Q

Product # 707089

Core & Main Iodide Reagent, 500 mL
$33.95

Mfr. Part # IO2810-P

Product # 707081

Core & Main Iodide Reagent, 1 L
$45.00

Mfr. Part # IO2810-Q

Product # 707082

Core & Main Hydroxylamine Hydrochloride Solution, 500 mL
$99.10

Mfr. Part # HH8595-P

Product # 707080

Core & Main Hydrogen Peroxide, 30%, 500 mL
$91.45

Mfr. Part # HP1030-Q

Product # 707079

Core & Main Hydrogen Peroxide, 3% v/v, 1 L
$126.50

Mfr. Part # HP1003-Q

Product # 707078

Core & Main Hydrochloric Acid, 50% v/v (1:1), 500 mL
$23.05

Mfr. Part # HA6350-P

Product # 707073

Core & Main Hydrochloric Acid, 50% v/v (1:1), 4 L
$83.00

Mfr. Part # HA6350-G

Product # 707074

Core & Main Hydrochloric Acid, 20% v/v, 1 L
$30.15

Mfr. Part # HA6320-Q

Product # 707071

Core & Main Hydrochloric Acid, 20% v/v, 4 L
$87.35

Mfr. Part # HA6320-G

Product # 707072

Core & Main Hydrochloric Acid, 20% v/v, 500 mL
$23.10

Mfr. Part # HA6320-P

Product # 707070

Core & Main Hydrochloric Acid, 16% v/v, 4 L
$199.95

Mfr. Part # HA6316-G

Product # 707069

Core & Main Urea, 99+%, ACS Grade, 500 g
$89.75

Mfr. Part # UR1099-K

Product # 707313

Core & Main Sulfuric Acid, Concentrated, ACS Grade, 500 mL
$28.65

Mfr. Part # SA1000-P

Product # 707300

Core & Main Sulfuric Acid, Concentrated, ACS Grade, 2.5 L
$82.60

Mfr. Part # SA1000-L

Product # 707302

Core & Main Sulfuric Acid, Concentrated, ACS Grade, 1 L
$44.90

Mfr. Part # SA1000-Q

Product # 707301

Core & Main Sulfuric Acid, 50% v/v (1:1), 500 mL
$24.75

Mfr. Part # SA1940-P

Product # 707297

Core & Main Sulfuric Acid, 50% v/v (1:1), 4 L
$116.80

Mfr. Part # SA1940-G

Product # 707299

Core & Main Sulfuric Acid, 50% v/v (1:1), 1L
$39.70

Mfr. Part # SA1940-Q

Product # 707298

Core & Main Sulfuric Acid, 25% v/v, 4 L
$84.95

Mfr. Part # SA1925-G

Product # 707296