caustic soda pearls ,flakes sodium hydroxide 99.15% hg<0.001 sgs test report quick delivery ,competitive price

CAUSTIC SODA FLAKES

sodium hydroxide: 99.15

sodium carbonate :0.50

sodium chloride: 0.012

ferric oxide :6.4

heavy metals as lead : < 5

arsenic as arsenic trioxide : < 1

Hg: < 0.001

caustic soda flakes