GR Specification

Item

Qualification

Item

Qualification

Purity ,%

≥99.8

Potassium (K),%

≤0.001

pH(50g/L,25°C)

6.0~7.0

Calcium (Ca),%

≤0.001

Clarity test

Qualified

Sodium (Na),%

≤0.001

Insoluble in water,%

≤0.003

Magnesuim (Mg),%

≤0.001

Chloride (Cl),%

≤0.0005

Iron(Fe),%

≤0.0002

Sulfate (SO4),%

≤0.005

Heavy metal (as Pb), %

≤0.0005

Nitrate (NO3),%

≤0.002

Package:500g

AR Specification

Item

Qualification

Item

Qualification

Purity ,%

≥99.5

Potassium (K),%

≤0.002

pH(50g/L,25°C)

6.0~7.0

Calcium (Ca),%

≤0.002

Clarity test

Qualified

Sodium (Na),%

≤0.002

Insoluble in water,%

≤0.005

Magnesuim(Mg),%

≤0.002

Chloride (Cl),%

≤0.001

Iron(Fe),%

≤0.0005

Sulfate (SO4),%

≤0.01

    Heavy metal (as Pb), %

≤0.001

Package:25kg    500g