ITEM

USP24

BP2003

ENTERPRISE STANDARD

Ammonium chloride(NH₄Cl) % ≥

99.0-101.0

99.0-101.0

99.9

loss on Drying %≤

0.5

0.5

0.1

Residue on Ignition% ≤

0.1

-

0.1

Fe %≤

-

0.002

0.005

Heavy metal (Pb)% ≤

0.001

0.001

0.001

As % ≤

-

-

0.0005

barium

-

-

confirm

PH

4.6-6

-

4.6-6

Slufate (SO₄ ) %≤

-

0.015

0.015

Calcium(Ca) % ≤

-

0.002

0.002

Potassium (K) %≤

-

0.02

0.02

Bromide %≤

-

-

0.005

Sulfate Ash %≤

-

0.1%

0.1%