Reagents

Specifications

Amount of substance concentration c(Cu) 1gm/L +/-0.2% Matrix 0.5 mol/L HNO3

Specifications

Identity (IR) Passes test Solubility (c = 4 mg/4 ml; Water) Clear to slight hazy yellow to orange solution Nitrogen 10.5 - 13.1

Specifications

Assay (HClO4 titration) 99.0-100.5 % Identity Passes test Appearance of solution (100g/l) Clear & colourless Insoluble matter Max 0.005 % Acidity or alkalinity Passes test pH (50gm/l in water; 25°C) 7.5-9.0 Chloride (Cl) Max 0.003 % Sulphate (SO4) Max 0.005 % Heavy metals (by ICP-OES) Max 0.0005 % Iron (Fe) Max 0.0005 % Oxalate (as C2H2O4) Max 0.01 % Tartarate (C4H6) Passes test Readily carbonisable substance Passes test Ammonium (NH4) Max 0.003 % Calcium (Ca) Max 0.005 % Water (By KF) 11.0 - 13.0 % Loss on drying (180°C, 18 hrs) 10.0 - 13.0 % Appearance Whitr crystalline powder

Specifications

Assay 98 – 102% Insoluble matter Max. 0.01% Free alkali (NaOH) Max. 2.50% Chloride (Cl) Max. 0.005% Nitrogen compounds (N) Max. 0.001% Sulphate (SO4) Max. 0.005% Calcium (Ca) Max. 0.002% Copper (Cu) Max. 0.0005% Iron (Fe) Max. 0.001% Lead (Pb) Max. 0.0005% Magnesium (Mg) Max. 0.002% Potassium (K) Max. 0.005%

Specifications

Assay % w/v 49 - 51 Amine & Amines salts % Max 1.0 Sulfated ash % Max 0.2

Specifications

Assay Min 99 % Insoluble matter in NH4OH Max 0.01 % Residue on ignition Max 0.05 % Chloride (Cl) Max 0.005 % Sulfide (S) Max 0.001 % Antimony (Sb) Max 0.05 % Iron (Fe) Max 0.001 % Lead (Pb) Max 0.002 % Appearance Almost white powder

Specifications

Assay % Min 98 Sulfate (SO4) % Max 0.05 Chloride (Cl) % Max 0.01 Phosphate (PO4) % Max 0.02

Specifications

Assay Min 99.0 % Insoluble matter inNH4OH Max 0.01% (passes ACS test) Chloride (Cl) Max 0.005 % Sulfate (SO4) Max 0.01 % Phosphate (PO4) Max 0.005 % Iron (Fe) Max 0.003 % Carbonate (as CO3) Max 0.3 % (passes ACS test) Appearance White to tan color powder

Specifications

Assay Min 98 % Chloride (Cl) Max 0.001 % Iron (Fe) Max 0.005 % Appearance Yellow orange crystalline powder

Specifications

Assay % Min 99.0 Chloride (Cl) % Max 0.001 Phosphate (PO4) % Max 0.02 Iron (Fe) % Max 0.005 Insoluble matter % Max 0.01

Specifications

Assay (oxidimetric [NH4)2ce(NO3)6] % Min.99.0 Substance insoluble in dil. H2SO4 % Max. 0.05 Chloride (Cl) % Max. 0.01 Phosphate (PO4) % Max. 0.02 Heavy metal (as Pb) % Max. 0.002 Iron (Fe) % Max. 0.005 Sodium (Na) % Max. 0.005