Apprearance:white powder Purity:99%min MOQ:1*20fcl Package:40kg/bag,21mt/20ft Payment:T/T in advance or L/C at sight Appearance: White crystal powder1---Description: -Cas No.: 497-19-8 -Formula: Na2CO3 -HS: 2836200000 -Appearance: White crystal powder 2---Specification:-Purity: 99.2% min. -Chlorides: 0.7% max. -Fe: 0.004% max. -Water insolubles: 0.04% max. -Sulphate: 0.03% max.3---Application: ...