CAS No.: 6381-59-5

Formula: KNaC₄H₄O₆.4H₂O

Appearance: white crystal

Content: 99% min.

Cl: 0.008% max.

Sulfate: 0.05% max.

Fe: 0.002% max.

Heavy metal (as Pb): 0.001% max.

Insoluble matter in H₂O: 0.05% max.

Packing: 25kg / bag