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536 Products

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.

536 Products

Core & Main Hardness Standard as CaCO3, 1000 ppm, 500 mL
$39.95

Mfr. Part # HA7670-P

Product # 707039

Core & Main Hardness Standard as CaCO3, 100 ppm, 500 mL
$27.95

Mfr. Part # HA7630-P

Product # 707037

Core & Main Hardness Standard as CaCO₃, 100 ppm, 1 L
$44.95

Mfr. Part # HA7630-Q

Product # 707038

Core & Main Fluoride Standard, 2.0 mg/L (ppm) with TISAB, 1 L
$148.95

Mfr. Part # FS6002-Q

Product # 707020

Core & Main Fluoride Standard, 2.0 mg/L (ppm) with TISAB, 500 mL
$102.95

Mfr. Part # FS6002-P

Product # 707019

Core & Main Fluoride Standard, 1.0 mg/L (ppm) with TISAB, 500 mL
$102.95

Mfr. Part # FS6001-P

Product # 707014

Core & Main Fluoride Standard, 10 mg/L (ppm) with TISAB, 500 mL
$102.95

Mfr. Part # FS6010-P

Product # 707025

Core & Main Fluoride Standard, 5.0 mg/L (ppm), 500 mL
$22.95

Mfr. Part # FS3005-P

Product # 707021

Core & Main Fluoride Standard, 20 mg/L (ppm), 500 mL
$27.95

Mfr. Part # FS3020-P

Product # 707026

Core & Main Fluoride Standard, 2.0 mg/L (ppm), 1 L
$31.95

Mfr. Part # FS2120-Q

Product # 707018

Core & Main Fluoride Standard, 5.0 mg/L (ppm), 1 L
$37.95

Mfr. Part # FS3005-Q

Product # 707022

Core & Main Fluoride Standard, 2.0 mg/L (ppm), 500 mL
$21.95

Mfr. Part # FS2120-P

Product # 707017

Core & Main Fluoride Standard, 1000 mg/L (ppm), 500 mL
$34.95

Mfr. Part # FS5000-P

Product # 707029

Core & Main Fluoride Standard, 1000 mg/L (ppm), 1 L
$55.95

Mfr. Part # FS5000-Q

Product # 707030

Core & Main Fluoride Standard, 100 mg/L (ppm), 500 mL
$29.95

Mfr. Part # FS3100-P

Product # 707027

Core & Main Fluoride Standard, 100 mg/L (ppm), 1 L
$42.95

Mfr. Part # FS3100-Q

Product # 707028

Core & Main Fluoride Standard, 10 mg/L (ppm), 500 mL
$25.95

Mfr. Part # FS3010-P

Product # 707023

Core & Main Fluoride Standard, 10 mg/L (ppm), 1 L
$37.95

Mfr. Part # FS3010-Q

Product # 707024

Core & Main Fluoride Standard, 1.5 mg/L (ppm), 1 L
$31.95

Mfr. Part # FS2115-Q

Product # 707016

Core & Main Fluoride Standard, 1.0 mg/L (ppm), 500 mL
$22.95

Mfr. Part # FS2101-P

Product # 707012

Core & Main Fluoride Standard, 1.2 mg/L (ppm), 1 L
$31.95

Mfr. Part # FS2112-Q

Product # 707015

Core & Main Fluoride Standard, 1.0 mg/L (ppm), 1 L
$31.95

Mfr. Part # FS2101-Q

Product # 707013

Core & Main Fluoride Standard, 0.50 mg/L (ppm), 1 L
$31.95

Mfr. Part # FS2005-Q

Product # 707011

Core & Main Fluoride Standard, 0.50 mg/L (ppm), 500 mL
$22.95

Mfr. Part # FS2005-P

Product # 707010

Core & Main Fluoride Standard, 0.20 mg/L (ppm), 1 L
$31.95

Mfr. Part # FS2002-Q

Product # 707009

Core & Main Fluoride Standard, 0.20 mg/L (ppm), 500 mL
$22.95

Mfr. Part # FS2002-P

Product # 707008

Core & Main Conductivity Standard, 84 µS/cm, 500 mL
$17.95

Mfr. Part # CS0084-P

Product # 706851

Core & Main Conductivity Standard, 8974 µS/cm, 500 mL
$22.95

Mfr. Part # CS8974-P

Product # 706860

Core & Main Conductivity Standard, 447 µS/cm, 500 mL
$17.95

Mfr. Part # CS0447-P

Product # 706852

Core & Main Conductivity Standard, 500 µS/cm, 4 L
$59.95

Mfr. Part # CS0500-G

Product # 706853

Core & Main Conductivity Standard, 5000 µS/cm , 1 L
$36.95

Mfr. Part # CS5000-Q

Product # 706859

Core & Main Conductivity Standard, 2764 µS/cm, 500 mL
$22.95

Mfr. Part # CS2764-P

Product # 706857

Core & Main Conductivity Standard, 2500 µS/cm, 1 L
$24.95

Mfr. Part # CS2500-Q

Product # 706858

Core & Main Conductivity Standard, 23 µS/cm, 500 mL
$92.95

Mfr. Part # CS0023-P

Product # 706850

Core & Main Conductivity Standard, 15,000 µS/cm, 500 mL
$23.95

Mfr. Part # CS9915-P

Product # 706863

Core & Main Conductivity Standard, 1500 µS/cm, 500 mL
$17.95

Mfr. Part # CS1500-P

Product # 706856

Core & Main Conductivity Standard, 1413 µS/cm, 500 mL
$17.95

Mfr. Part # CS1413-P

Product # 706855

Core & Main Conductivity Standard, 12,880 µS/cm, 500 mL
$22.95

Mfr. Part # CS9912-P

Product # 706862

Core & Main Conductivity Standard, 1000 µS/cm, 1 L
$24.95

Mfr. Part # CS1000-Q

Product # 706854

Core & Main Conductivity Standard, 10,000 µS/cm, 4 L
$117.95

Mfr. Part # CS9910-G

Product # 706861

Core & Main Conductivity Standard, 10 µS/cm, 500 mL
$92.95

Mfr. Part # CS0010-P

Product # 706849

Core & Main COD Standard, 1000ppm, 500 mL
$26.95

Mfr. Part # CO8445-P

Product # 706978

Core & Main Chlorine Standard, 100ppm as Cl₂, 1 L
$43.95

Mfr. Part # CH9200-Q

Product # 706971

Core & Main Chlorine Standard, 100ppm as Cl₂, 500 mL
$29.95

Mfr. Part # CH9200-P

Product # 706970

Core & Main Chlorine Standard, 1000ppm as Cl₂, 500 mL
$41.95

Mfr. Part # CH9210-P

Product # 706972

Core & Main Chlorine Standard, 1000ppm as Cl₂, 1 L
$43.95

Mfr. Part # CH9210-Q

Product # 706973

Core & Main Chloride Standard, 100ppm as Cl⁻, 500 mL
$28.95

Mfr. Part # CH7310-P

Product # 706966

Core & Main Chloride Standard, 1000ppm as Cl⁻, 500 mL
$28.95

Mfr. Part # CH7360-P

Product # 706968