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As a leader manufacturer of alum salts in China. Hengyang Jianheng Industry Development Company is a creator and editor member of the national standard of aluminumu sulfate GB31060-2014 and poly aluminum chloride GB/T22627-2014, food additives potassium alum GB.1886.229-2016, and ammonium alum GB25592-2010.

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Polyferric sulfate

Poly Ferric Sulfate([Fe2(OH)n(SO4)3-n/2]m):

Poly ferric sulfate is an excellent water purification agent, with good flocculation and adsorption, widely used in source water, drinking  water, tap water, industrial water, domestic  sewage treatment.Poly ferric sulfate has the  following characteristics: low dosage;fast  flocculation, large alum, rapid sedimentation;it  can decolorize, sterilize, remove radioactive  elements, reduce heavy metal ions, and reduce  COD and BOD.

 

GBT14591-2016

SPECIFICATION

STANDARD

TEST RESULT

Entire Iron(mass fraction)%

19.5

21.0

Reducing material( Fe2+)

0.15

0.05

Basicity%

8.0-16.0

14.0

PH(1% water solution)

1.5-3.0

2.4

As  %

0.0002

0.00005

Pb  %

0.0004

0.0001

Cd  %  ≤

0.0001

0.00001

Hg % ≤

0.00002

0.000007

 

Cr %  ≤

0.001

0.0001