Hebei Yanxi Chemical Co., Ltd.  

Product Name: Sodium Bisulfate Chemical for Swimming Pool Water pH Model NO.: 1 Grade Standard: Industrial Grade Appearance: Powder Type: Ammonium Sulfate Purity: ?99% Certification: ISO EINECS: 231-665-7 Formula: Nahso4 CAS No.: 2832100000 Trademark: chemical Transport Package: 25kg Specification: 25kg Origin: China HS Code: 2832100000 Product Description Sodium Bisulfite introductions:1.Technical Parameters:Testing ProgrammeNational standardHG/T3814-2006Main content (calculated as SO2), %64.0-67.0Water insoluble matter, %≤0.03Chloride (in Cl),%≤0.05Iron Content (in Fe),%≤0.004Arsenic Content (in As),%≤0.0002Heavy metal Content (in Pb),%≤0.001PH Value (50g/L solution)4.0-5.0Parameters:CAS NO.:7631-90-5EINECE:231-548-0HS CODE:2832.1000.00Molecular Formula: NaHSO3Molecular Weight:104.052.Sodium Bisulfite Application:Usedinfood1.SodiumBisulfitefoodgradeisusedinalmostallcommercialwinestopreventoxidationandpreserveflavor;2.Infruitcanning,sodiumbisulfiteisusedtopreventbrowning(causedbyoxidation)andtokillmicrobes.3.Sodiumbisulfitefoodgradeisalsoaddedtoleafygreenvegetablesinsaladbarsandelsewhere,topreserveapparentfreshnessIndustrialuses1.Sodiumbisulfiteisacommonreducingagentinthechemicalindustries.2.Itisusuallyaddedtolargepipingsystemstopreventoxidativecorrosion.3.Inbiochemicalengineeringapplications,itishelpfultomaintainanaerobicconditionswithinareactor.4.Inwastewatertreatment,sodiumbisulphiteisoftenaddedfollowingdisinfectionwithachlorinesolutiontoneutralizetheresidualchlorinebeforedischargingthetreatedeffluent.