Paper Industry Smbs Sodium Metabisulfite In Water TreatmentCAS 7681-57-4 - Product

Other Specification :  SODIUM METABISULFITE TECHGRADE - - - - Name: | Industrial Used Sodium Metabisulfite/sodium Pyrosulfite | Appearance: | White Free Flowing Fine Crystal Or Powder | Specification: | Industrial Grade 1) Purity (calculated With Na2S2O5): 95% 2) Iron (Fe): 0.005% 3) SO2: 65% 4) PH Value: 4.0-4.6 5)Water Insoluble Matter: 0.05% | | Foodstuff Grade 1) Purity (calculated With Na2S2O5): 95% 2) Iron (Fe): 0.0005% 3) Arsenic (As): 0.0002% 4) PH Value: 4.0-4.6 5) Water Insoluble Matter: 0.05% 6) Heavy Metal (Cal. In Pb): 0.002% | Package: | 25kg, 50kg Pp Woven Bag With Plastic Lining, Or 1000kg Per Package | Usage: | 1.Dye Printing Mordant. 2.Textile Antichlor After Being Bleached. 3.Reducing Agent And Sulfonating Agent For Chemical And Medical Use. 4.Bamboo, Wood, Paper Fiber Bleaching Agent, Non-ferrous Metal Ore Dressing Agent, Waste Water Treating , Rubber Freezing Agent. | - - - - Specification: - - - - - - - - - - - - Sodium Metabisulfite Industrial Grade | Item | Chinese Standard | Company Standard | | HG/T2826-2008 | | | Top-grade | First Grade | | Main Content(Na2S2O5) | 96.5 | 95.0 | 97.0 | Fe %( Fe) | 0.005 | 0.010 | 0.002 | Water-Insoluble | 0.05 | 0.05 | 0.02 | Arsenic(As) Content | 0.0001 | / | 0.0001 | - - - - Sodium Metabisulfite Food Grade - - - - Item | Chinese Standard | Company Standard | | GB1893-2008 | | Main Content(Na2S2O5) | 96.5 | 97.5 | | Fe(As Content Fe) | 0.003 | 0.0015 | | Clarity | Pass Test | Clear | | Heavy Metal Content (Pb) | 0.0005 | 0.0002 | | Arsenic Content (As) | 0.0001 | 0.0001 | - - - - 10. Packing : External Packing Is PP Woven Bag, Internal Packing Is PE Bag,25 Kgs, 50 Kgs, 1000 Kgs, And 1250 Kgs Bag Packing. 11. S

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