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Langfang Tianke Biotechnology Co., Ltd.
Langfang Tianke Biotechnology
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Ammonium chloride

Ammonium chloride

Molecular formula: NH4Cl
Molecular weight: 53.49
CAS NO: 12125-02-9
Properties: colorless cubic crystal or white crystal with salty and slightly bitter taste. Relative density is 1.527. Soluble in water and grycerin, slightly soluble in ethyl alcohol.
Uses: in analytical reagent, welding of metals, electroplating, tanning, dry battery, and etc.
Standard: maximum assay of impurities is in 百分比

Specification/item

Analytically pure-AR

Chemically pure-CP

High pure

Assay (NH4Cl) /百分比

≥99.5

≥98.5

≥99.0

PH(50g/L solution 25℃)

4.5~5.5

4.5~5.5

Clarity test

Qualified

Qualified

Water insoluble matter

≤0.005

≤0.01

Ignition residue (as sulfate)

≤0.02

≤0.05

   ≤ 0.1

Sulfate (SO4)

≤0.005

≤0.005

≤ 0.02

Phosphate (PO4)

≤0.0005

≤0.001

≤0.005

Sodium (Na)

≤0.005

Magnesium (Mg)

≤0.001

≤0.002

Potassium (K)

≤0.005

Calcium (Ca)

≤0.001

≤0.002

≤0.005

Iron (Fe)

≤0.0005

≤0.001

≤0.005

Heavy metal (Pb)

≤0.001

Arsenic (As)

≤0.0005

Drying loss

≤0.5

Packing: woven bag lined with plastic bag, kraft bag and fiber drum, net weight is 25kg.

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