Calcium chloride anhydrous 10043-52-4


Product Deail


Calcium chloride anhydrous

【Description】White particles or porous frits. Relative density 2.512, melting point 772℃, boiling point more than 1600℃. Slightly poisonous, odorless, slightly bitter taste. It is easy to absorb water and deliquescent when exposed to air. Soluble in water, it gives off a lot of heat, and its aqueous solution is slightly acidic, soluble in alcohol, acetone and acetic acid.

Table 1

Test items

AR

CP

Other

Assay(CaCl2) /%

≥96.0

≥96.0

Custom

pH(50g/L,25℃)

8.0-10.0

8.0-10.0
Clarity of solution /#

≤4

≤5

Sulfate(SO4) /%

≤0.02

≤0.02

Nitrate(NO3) /%

≤0.005

≤0.01

Phosphate(PO4) /%

≤0.001

≤0.003

Phosphate(PO4) /%

≤0.001

≤0.003

Arsenic(As) /%

≤0.000 3

≤0.000 3

Sodium(Na) /%

≤0.1

≤0.2

Magnesium(Mg) /%

≤0.1

≤0.2

Potassium(K) /%

≤0.01

≤0.02

Iron(Fe) /%

≤0.001

≤0.002

Copper(Cu) /%

≤0.002

≤0.01

Zinc(Zn) /%

≤0.01

≤0.02

Strontium(Sr) /%

≤0.05

≤0.1

Barium(Ba) /%

Passes test

Passes test

Heavy metals (as Pb) /%

≤0.001

≤0.002

Table 2

Test items

High purity

Other

Assay(CaCl2) /%

≥94.0

Custom

Free alkali[as Ca(OH)2] /%

≤0.25

Magnesium and alkali metal salts /%

≤5.0

Heavy metals (as Pb) /ppm

≤20

Lead(Pb) /ppm

≤5.0
Arsenic(As) /ppm

≤3.0

Fluorine(F) /%

≤0.004

Table 3

Test items

Industrial grade

Other

Assay(CaCl2) /%

≥94.0

Custom

Alkalinity[as Ca(OH)2] /%

≤0.25

Total alkali metal choride(as NaCl) /%

≤5.0

Water insoluble /%

≤0.25

Iron(Fe) /%

≤0.006

pH

7.5-11.0

Total magnesium(MgCl2) /%

≤0.5

Sulfate(as CaSO4) /%

≤0.05

【Use】Used for analytical reagents; Food additives; Beer industry; Pharmaceutical excipients; Aquaculture and raw materials for the production of calcium metal; It can also be used as stabilizer, coagulant, dehydrating agent, paddle agent, water purifier, refrigerating agent and desiccant of various substances.