Reagents

Specifications

Assay Min 97.0 % Sulfate (So4) Max 0.01 % Arsenic (As) Max 0.0002 % Iron (Fe) Max 0.01 % Appearance Colourless crystals

Specifications

Refractive index (at 23°C) 1.510 - 1.521 Vapour density 15°C, kg/l 0.87 Viscosity, 20°C, mm2/s 250 Viscosity, 40°C, mm2/s 103.89 Viscosity, 100°C, mm2/s 9

Specifications

Assay % Min 98 Sulfate (SO4) % Max 0.02 Chloride (Cl) % Max 0.002 Phosphate, arsenate, silicate (as PO4) % Max 0.002 Lead (Pb) % Max 0.002 Iron (Fe) % Max 0.005

Specifications

Assay Min 98.0 % Chloride, Chlorates (as Cl) Max 0.002 % Iron (Fe) Max 0.003 % Heavy metal (as Pb) Max 0.005 % Manganese (Mn) Max 0.0003 % Appearance White crystalline powder

Specifications

Assay (isomeric mixture) % Min 98.5 Water (by K.F.) ppm Max 200 Residue on evaporation ppm Max 100 Benzene ppm Max 50 Total sulfur ppm Max 100

Specifications

Assay Min.99.3-101.8 % Assay (as MoO3) 81 - 83 % Insoluble matter Max 0.005 % Chloride (Cl) Max 0.002 % Arsenate, phosphate, silicate (PO4)Max 0.001 % Phosphate (PO4) Max 0.0005 % Heavy metals (by ICP-OES) Max 0.001 % Magnesium (Mg) Max 0.005 % Sodium (Na) Max 0.01 % Potassium (K) Max 0.01 %

Specifications

Appearance Fine crystals Colour White Odour Odourless pH (5% solution) 8,5 Content of KNO₃ on the anhydrous basis, % (m/m) 99,5 Moisture (as loss on drying at 105°C), % (m/m) 1 Nitrites expressed as KNO₂, (mg/kg) 10 Arsenic (as As), (mg/kg) 0,1 Lead (as Pb), (mg/kg) 0,1 Mercury (as Hg), (mg/kg) 0,1 Ethylene oxide residues (ethylene oxide + 2-chloro-ethanol), (mg/kg) 0,1 Insoluble matter, % (m/m) 0,005 Chlorides (as NaCl), % (m/m) 0,001 Ammonium (NH4) absent Phosphate (PO4), % (m/m) 0,0005 Sulfate (SO4), % (m/m) 0,003 Iodate (IO3), % (m/m) 0,0005 Sodium (Na), % (m/m) 0,02 Heavy metals (as Pb²⁺), % (m/m) 0,0005

Specifications

Assay (acidimetric) 99.0-101.0 % Insoluble matter (6.67% in water) Max 0.01% pH (5% solution in water) 5.5 - 8.5 Chloride (Cl) Max 0.001 % Total nitrogen (N) Max 0.0005 % Heavy metal (as Pb) Max 0.000 5% Iron (Fe) Max 0.0005 % Calcium (Ca) Max 0.01 % Magnesium (Mg) Max 0.002 % Sodium (Na) Max 0.02 %

Specifications

Assay Min. 96 % Chloride (Cl) Max. 0.033 % Sulphate (SO4) Max. 1.2 % Heavy metals (as Pb) Max. 0.001 % Iron (Fe) Max. 0.002 % Identity Passes test Appearance White crystalline powder

Specifications

Assay Min 98 % Melting range 54-58°C Appearance Brownish yellow big

Specifications

Assay (by HClO4 titration) Min 99.5 % pH (5% solution in water; 25°C) 7.0 - 9.0 Chloride (Cl) Max 0.01 % Sulfate (SO4) Max 0.05 % Iron (Fe) Max 0.004 % Heavy metal (as Pb) Max 0.002 % Appearance White crystalline powder

Specifications

Assay % Min 98.0 Wt /ml at 20°C 1.216 to 1.220 g Freezing point °C Min 5.5 Water insoluble matter Passes test Acetic acid (as CH3COOH) % Max 0.3 Chloride (Cl) % Max 0.0005 Nitrogen compound (N) % Max 0.002 Sulfate (SO4) % Max 0.001 Sulfite (SO3) % Max 0.001 Copper (Cu) % Max 0.0005 Iron (Fe) % Max 0.0003 Lead (Pb) % Max 0.0005 Non volatile matter % Max 0.002

Specifications

Assay (by GC) Min 99.0 % Identity (IR) Passes test Density (d20°C/4°C) 0.824 - 0.827 Foreign alcohols Max 1.0 % Appearance A clear colorless liquid