photo grade sodium metabisulfite made in China CAS No. 7681-57-4
USD $265 - $275 /Metric Ton
Min.Order:20 Metric Tons
china ruidesheng chemical CO.,Ltd.
photo grade sodium metabisulfite made in China CAS No. 7681-57-4
Appearance:White or light yellow crystalline powder or crystals
Purity:97%min
Grade:Food & Industry
Capacity:8000Ton/Month
Molecular formula:Na2S2O5
Molecular weight:190.09
Grade: Food Grade,Industrial Grade,Photo Grade, Pharmaceutical Grade
Storage: shading, sealing preservation.Prohibit contact with strong acid and strong oxidizer
Appearance:white or light yellow crystalline powder or crystals.Stored for a long time
color will turn yellow