Matrix Blanks and Standardization Solutions
Aqua Solutions Standard #2 1.0 ppm ea: (F, Cl, Br, I)
Standard #2 is a mixture of sodium fluoride, sodium chloride, potassium iodide, sodium bromide, and water.
Aqua Solutions CHLORIDE STANDARD 1000 PPM as Cl (100MLWM)
CHLORIDE STANDARD 1000 PPM as Cl (100MLWM)
SPEX CERTIPREP LLC 3P Calcium at 10,000 ug/mL in 4% HNO3, 100 mL
(HPS by Zeptometrix) Calcium (Ca) ICP Single-Component Standard at 10,000 ug/mL in 4% HNO3.
SPEX CERTIPREP LLC 3P Iron at 10,000 ug/mL in 10% HNO3, 100 mL
(HPS by Zeptometrix) Iron (Fe) ICP Single-Component Standard at 10,000 ug/mL in 10% HNO3.
Hach Company Color Standard Solution, 500 Pt Co Units, 1 L
For accuracy checks in Color determinations. 500 platinum-cobalt units. 1 liter bottle.
U.S. Pharmacopeia Succinic Acid Melting Point Standard, 110-15-6, MFCD00002789, 1g
Molecular formula C4H6O4, Molecular weight 118.09, Melting point/freezing point 363.2 - 366.8 °F (184 - 186 °C), Initial boiling point 455 °F (235 °C), pH in aqueous solution 2.7 Solution: 0.1%
Hach Company EDTA Standard Solution, 0.0200N, 200 mL
For hardness determination by buret titration. Hach methods 8222 (calcium) and 8226 (total). 0.0200N (0.0100 M) (N/50) 200 mL bottle
Aqua Solutions Iron Standard 2.0 ppm in 2% Hydrochloric Acid (500ML)
Iron Standard 2.0 ppm in 2% Hydrochloric Acid (500ML)
Hach Company Ethylene Glycol Solution, 0.05%, 15 mL SCDB
For function checks in Ethylene Glycol Test Kit (2186400)
Hach Company Magnesium Standard Solution, 1000 mg/L as Mg (NIST), 100 mL
For accuracy checks in magnesium determinations. HNO3 matrix.
Aqua Solutions Sulfate Standard 3000 ppm w/v Aqueous Solution (500ML)
Sulfate Standard 3000 ppm w/v Aqueous Solution (500ML)