-凯发app官方网站

langfang tianke biotechnology
professional production base of general chemical reagent and pharmaceutical accessories
hotline: 86-15076659665
products
products
magnesium chloride hexahydrate

molecular formula: mgcl2·6h2o
molecular weight: 203.30
cas no: 7791-18-6
properties: colorless crystal. relative density is 1.56, melting point is 118℃. soluble in water and ethyl alcohol.
uses: in analytical reagent, dialysis powder and dialysis solution in pharmaceutical industry.
standard: maximum assay of impurities is in %

specification/item

analytically pure-ar

chemically pure-cp

high pure

usp

assay (mgcl2·6h2o) /%

≥98.0

≥98.0

98.0-101.0

98.0-101.0

ph(50g/l solution, 25℃)

5.0~6.5

5.0~6.5

5.0~6.5

4.5-7.0

clarity test

qualified

qualified

water insoluble matter

≤0.005

≤0.01

≤0.01

≤0.005

sulfate (so4)

≤0.005

≤0.01

≤0.01

≤0.005

phosphate (po4)

≤0.001

≤0.002

 

total nitrogen (n)

≤0.005

≤0.01

 

potassium (k)

qualified

calcium (ca)

≤0.05

≤0.1

qualified

 

iron (fe)

≤0.0005

≤0.001

≤0.001

barium and strontium (as ba)

≤0.005

≤0.005

qualified

heavy metal (pb)

≤0.0005

≤0.001

≤0.001

≤0.001

arsenic (as)

≤0.0005

≤0.0003

acidity or alkalinity

qualified

lead (pb)

≤0.0005

qualified

organic matter

 

 

qualified

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

back

wechat
contact us
langfang tianke biotechnology co., ltd.
add: sanghang industrial park, dacheng county,
hebei, china
tel: 86-15076659665 manager ma
fax: 86-316-5569332 
e-mail:
凯发app官方网站 copyright (c) 2020, langfang tianke biotechnology co., ltd. all rights reserved.supported by    凯发app官方网站 copyright notice