Monday, August 22, 2011

PAC chemicals

1.PAC used in drinking water and industrial water .
2.PAC as one of the chemicals.
3.PAC used in sewage disposal areas.
Polyaluminium Chloride PAC chemicals

Abbreviation: PAC
CAS:1327-41-9
molecular formulaAl2Cl(OH)
5

Specification:
Item
Details
First quality
liquid
solid
Alumina(AL2O3) massfraction/% ≥
10.0
29.0
Basicity
/%
40-90
40-90
Density(20oC)/(g/cm3)≥
1.12
1.12
Insol. in water massfraction/% ≤
0.2
0.6
PH(1% aqueous solution)
3.5-5.0
3.5-5.0
Arsenic (As) massfraction/% ≤
0.0002
0.0006
Lead (Pb) massfraction/% ≤
0.001
0.003
Cadmium(Cd) massfraction/% ≤
0.0002
0.0006
Hydrargyrum(Hg) massfraction/% ≤
0.00001
0.00003
Hexavalent chrome (Cr+6) massfraction/% ≤
0.0005
0.0015


Applications:
PAC
is widely used in drinking water, industrial water and sewage disposal areas.


Packing:
1. In woven plastic bag lined with plastic bag, net wt 25kg.
2. Stored in cool and dry place; protect against sunlight and rain.

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