Certificate Of Analysis To *** *** Product Sodium Metabisulte S/C No. *** *** Batch No. Invoice No 20130220 . *** *** Production date Quantit 202302 y 25 kgs Expiry date 2024.2 Items tested Standard GB1893-2008 Analytical result Na2S2O5 96.5% min 97.15% SO2 65.0% min 65.50% Iron (Fe) 0.003% max 0.0012% Heavy metal (as Pb) 5ppm max <3ppm Arsenicï¼Asï¼ 1ppm max <1ppm Water insoluble matter 0.05% max 0.005% Conclusion It is up to the requirement Packing In pp bag of 1250kg net each, with PE rage condition ï¬ Keep container tightly closed. Store in a cool & dry area on pallet. Do not expose to heat. ï¬ Incompatibilities: keep it away from Acids, oxidizers, corrosives, poisonous & hazardous ï¬ Conditions to Avoid: Heat & Moisture Note** We do not guarantee that the product can be used for a special application. This document does not release you from performing the standard control upon receipt of incoming goods