polyaluminium chloride(usp-34/fcc-iv)
identification:
chemical name: polyaluminium chloride
synonyms: aluminum hydrochloride;pac
cas no.: 12042-91-0
molecular formula: [al2(oh)ncl6-n.xh2o]m(m≤10, n=1-5)
properties:
inorganic high-molecular compound, no color, colorless . specific gravity 1.33-1.35g/ml (20℃), solution is colorless transparent liquid, white powder, easily soluble in water.
application:
our products are used for the ingredients of the pharmaceutical industry, the chemical industry and cosmetics, supplements orantiperspirant agent. drinking water treatment purification.
specifications:
items |
daily chemicals |
drink water grade (solid) |
standard |
usp-34 |
fcc-iv |
solubility |
dissolved in hydrochloric acid |
dissolved in hydrochloric acid |
al2o3 % |
46.4-48.5 |
≥32 |
chloride (cl) % |
16.3-17.3 |
16-22 |
total basicity |
60-90 |
60-90 |
(al:cl) |
1.91-2.10 |
-- |
water insoluble % |
≤0.01 |
≤0.1 |
sulfate (so42-) ppm |
≤200 |
≤500 |
na ppm |
≤200 |
≤500 |
fe ppm |
≤150 |
≤200 |
cr ppm |
≤0.25 |
≤0.5 |
arsenic (as) ppm |
≤2 |
≤5 |
heavy metal (pb) ppm |
≤20 |
≤50 |
ni ppm |
≤1 |
≤2 |
cd ppm |
≤1 |
≤2 |
hg ppm |
≤0.1 |
≤0.2 |
ph value (15%water25℃) |
3.0-5.0 |
3.0-5.0 |
intermediate inspection |
||
appearance identification |
white powder |
white powder |
whiteness (70-90um) % |
≥85 |
≥80 |
transmission (15% solution) % |
≥90 |
≥90 |
foreign substance detection |
≤1mm/10 |
≤1mm/10 |
granularity (u.s.s) mesh |
1250 mesh pass 95% |
325 mesh pass 90% |
shelf life |
two years |
two years |
supply reference |
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production process |
99.9%al synthesis |
99%al synthesis |
packing |
25kg paper-plastic woven 4-layer/16t/(20')fcl |
25kg paper-plastic woven 4-layer/16t/(20')fcl |