We supply H-quality PAC

目数100名称聚合氯化铝型号pac品牌beihai化学成份al2o3外观yellow powder有效物质含量29-31（％）含量29-31（％）包装规格25kg/pecph值使用范围3.5-5.0执行质量标准gb15892-2003

1.breifdescription

polyaluminium chloride (pac) is a new type ofhigh efficiencyinorganic polymer coagulant. with advanced manufacturingueand high raw material, it shows the features of lowimpurity, high molecula weight, and superior coagulatingeffect.

2.chemicalcomposition:

according to gb15892-2003 or other e standard, thechemical features are as follows:

indexname

feature

class1

class2

liquid

solid

liquid

solid

high-class

first-class

high-class

first-class

al2o3, %≥

10.0

10.0

30.0

28.0

10.0

27.0

alkalinity,%

40-85

40-85

40-90

40-90

40-90

40-90

density(20o),g/cm3≥

1.15

1.15

--

--

1.15

--

substancenot insolved in water, %≤

0.1

0.3

0.3

1.0

0.5

1.5

ph(1%aqueous solution)

3.5-5.0

3.5-5.0

3.5-5.0

3.5-5.0

3.5-5.0

3.5-5.0

ammonianitrogen(n),%≤

0.01

0.01

--

arsenic(as), %≤

0.0001

0.0002

lead(pb),%≤

0.0005

0.001

cadmium(cd), %≤

0.0001

0.0002

mercury(hg), %≤

0.00001

0.00001

chromium(cr+6), %≤

0.0005

0.0005

note: 1)the mass fraction of inclusion such asammonia nitrogen, as, pb, cd, hg and cr+6are allmeasured based on 10.0% al2o3.

2)the index for class 1 is compulsory and for class2 is recommended.

3. apparentcondition:

forliquid product: yellow or brown lquid

forsolid product: white, yellow or brown powder

4. packing andstocking:

packed in woven-polythene bag. stocked in dry and ventilativewarehouse without toxic nearfrom.

5. referencedosage:

genarally, the dosage is listed as following. the dosage can bedecided by jar test.

utu

for solid(kg/kt)

for liquid(kg/kt)

500-1000

5-15

7-25

2000-5000

20-40

30-70

6.application:

1)purification of urben water and drainage

2)industrial water purification and treatment including the printingand dyeing wastwater, paper-making wastwater, metallurgy wastwater,etc

3)recycling of useful material in industrial wastwater andresidual

4)seperating of oil and water in oil refrining

5)strengthing the settlement of powered coal in the coal-washingwastwater