Reagents N

Formula: N(CH2CO2Na)3 H2O Formula weight: 275.12 (257.

Formula: N(CH2CO2Na)3 H2O Formula weight: 275.12 (257.

Synonym(s): Tris(carboxymethyl)amine, N,N-Bis(carboxymethyl)glycine Formula: C6H9NO6 Formula weight: 191.14 Purity: 99% CAS Number: 139-13-9 Harmonized Tariff Code:  2922.

Synonym(s): Tris(carboxymethyl)amine, N,N-Bis(carboxymethyl)glycine Formula: C6H9NO6 Formula weight: 191.14 Purity: 99% CAS Number: 139-13-9 Harmonized Tariff Code:  2922.

Synonym(s): Tris(carboxymethyl)amine, N,N-Bis(carboxymethyl)glycine Formula: C6H9NO6 Formula weight: 191.14 Purity: 99% CAS Number: 139-13-9 Harmonized Tariff Code:  2922.

Formula: NaHSO₄ Formula Weight: 120.05 CAS Number: 7681-38-1

Formula: KMnO₄ Formula Weight: 158.03 CAS Number: 7722-64-7

Formula: KNO₂ and CHCl in Water Formula Weight: Description: 1000 ppm N as Nitrite (3285 ppm NO₂)

Formula: KNO₂ and CHCl in Water Formula Weight: Description: 1000 ppm N as Nitrite (3285 ppm NO₂)

Range: 500-5000 ppm as NaNO2 MDL: 500 ppm Method: Ceric Sulfate Titrant with Ferroin Indicator Increments: 500, 550, 600, 650, 700, 750, 800, 900, 1000, 1250, 1500, 1750, 2000, 2500, 3500, 5000 ppm Kit comes in a cardboard box and contains

Range: 250-2500 ppm as NaNO2 MDL: 250 ppm Method: Ceric Sulfate Titrant with Ferroin Indicator Increments: 250, 275, 300, 325, 350, 375, 400, 450, 500, 625, 750, 875, 1000, 1250, 1750, 2500 ppm Kit comes in a cardboard box and contains everything

Formula: NaNO2 in H2O Harmonized Tariff Code:  3822.00