Purchase Qty. Reference FOB Price
1-499 Tons US$900.00
500-999 Tons US$450.00
1,000+ Tons US$449.00
Product Description
Product Description Subjects Standard Result Na2S2O3.5H2O % ≥ 99 99.20 Water insoluble % ≤ 0.03 0.02 Na2S % ≤ 0.003 0.001 NaCl % ≤ 0.20 0.11 PH (200g/L) 6.5 - 9.5 8.1 Appearance White Crystalline Detailed Photos Application 1.The photographic industry is used as a ...