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langfang tianke biotechnology
professional production base of general chemical reagent and pharmaceutical accessories
hotline: 86-15076659665
products
products
ammonium phosphate

molecular formula: (nh4)2hpo4
molecular weight: 132.06
properties: white crystal or powder with ammoniacal odor. relative density is 1.619 and melting point is 155℃. soluble in water and insoluble in alcohol.
uses: as analytical reagent, ph buffer agent, precipitant, corrosion inhibitor, and etc.
standard:

specifications/item

ar

cp

food grade

industrial high purity

assay[(nh4)2hpo4] /%

≥99.0

≥98.0

97.0~102.0

nitrogen (n) assay
20.0

ph value (50g/l,25℃)

7.8~8.2

7.8~8.2

7.8~8.2

7.8~8.2

clarity test

qualified

qualified

water insoluble matter/%

≤0.005

≤0.01

chloride(cl) /%

≤0.000 5

≤0.004

≤0.03

sulfur compound(so4) /%

≤0.005

≤0.01

nitrate(no3) /%

≤0.000 5

≤0.001

sodium (na) /%

≤0.01

≤0.02

potassium (k) /%

≤0.005

≤0.01

iron (fe) /%

≤0.000 5

≤0.002

arsenic (as) /%

≤0.000 5

≤0.002

≤0.000 4

heavy metal (pb) /%

≤0.000 5

≤0.001

≤0.002

phosphorus pentoxide (p2o5) /%

≤46.0

moisture/%

≤0.2

packing: plastic woven bag lined with plastic bag, kraft bag, carton or fiber drum, net weight is 25kg.

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langfang tianke biotechnology co., ltd.
add: sanghang industrial park, dacheng county,
hebei, china
tel: 86-15076659665 manager ma
fax: 86-316-5569332 
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