Krishna Chemicals, Vadodara

TEST

SPECIFICATION

Appearance

Colourless or white crystals or

Powder

pH(5% soln at 25°C)

7.50 – 8.50

Solubility

100mg soluble in 1ml of water

Chloride(Cl)

<0.005%

Sulphate(SO4)

<0.02%

Iron(Fe)

<0.002%

Assay (NT)

99.00 – 102.00 %

          TESTS

       SPECIFICATION

Appearance

White to off-white crystals or

Powder

Solubility

100mg soluble in 1mL of water

pH(5% in water at 25

 7.50 – 9.00

Chloride (Cl)

 <=0.02%

Heavy metals(as Pb)

 <=0.0005%

Iron (Fe)

 <=0.0005%

Sulphate(SO4)

<=0.003%

Water insoluble matter

<=0.005%

Phosphate (PO4)

<=0.0005%

Assay (NT)

Min.99.00

TESTS

SPECIFICATIONS

 Appearance

 White crystals

 Lead

 <0.001

 pH (5% solution)

 6.00 – 7.50

 Chloride (Cl)

 <0.005

 Iron (Fe)

 <0.001

 Sulphate (SO4)

 <0.01

 Assay

 >97%

TESTS

SPECIFICATION

Description

WHITE CRYSTALLINE POWDER

Solubility

Clear COLOURLESS SOLUTION

pH(5%  SOLUTION)

7.0 -9.0

CHLORIDE

0.01% MAX

SULPHATE

0.01% MAX

Loss  on drying

1.0% max

Assay

99.0- 103%

TESTS

         SPECIFICATION

Description

White Crystalline Powder

Solution (10%)

Clear & colourless

pH (5% soln.)

6.0 – 8.0

Chloride

 <0.002%

Sulphates

 <0.01%

Assay

Min 99%