Product Name

Disodium dihydrogen pyrophosphate

Production Date

2020-06-23

Quantity

20 MT

Expiry Date

2022-06-22

Batch No.

20062301

Inspection Date

2020-06-23

Test Base

GB 25567-2010

Sense Target

Test item

Test method

Standard

Test result

Color

GB 25567-2010

white

Passes test

Shape

GB 25567-2010

powder

Passes test

Physical and Chemical Target

Test item

Standard

Test result

Assay(Na2H2P2O7),w/%

93.0-100.5

95.2

Arsenic(As), mg/kg               

≤ 3.0

< 3.0

Heavy metals(as Pb), mg/kg

≤ 10.0

< 10.0

Lead(Pb), mg/kg

≤ 2.0

< 2.0

Water insoluble substances, w/%

≤ 1.0

< 1.0

Fluoride (as F), mg/kg

≤ 50.0

< 50.0

pH(10g/L solution)

3.5 - 4.5

4.2

Conclusion

Meet with the standard of GB 25567-2010.