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            2. Shanghai Fine Chemicals

              API • Vitamins • Food ingredients
              Veterinary Injection & Premix

              Ascorbic Acid

              Testing Items     Specification   
              APPEARANCE WHITE OR ALMOST WHITE,CRYSTAL OR CRYSTALLINE POWDER
              IDENTIFICATION POSITIVE
              MELTING POINT 191℃~192℃
              PH 2.2~2.5
              CLARITY OF SOLUTION CLEAR
              HE**Y METALS ≤0.0003%
              ASSAY 99.0%~100.5%
              COPPER (ppm) ≤3.0
              IRON (ppm) ≤2.0
              MERCURY (ppm) ≤1.0
              ARSENIC ≤0.0002%
              LEAD ≤0.0002%
              OXALIC ACID ≤0.2%
              LOSS ON DRYING ≤0.1%
              SULPHATED ASH ≤0.1%
              RESIDUAL SOLVENTS(as methanol ) (ppm) ≤500
              TOTAL PLATE COUNT(cfu/g) ≤1000
              YEASTS & MOLDS(cfu/g) ≤100
              ESCHERICHIA.COLI  ABSENCE
              SALMONELLA ABSENCE
              STAPHYLOCOCCUS AUREUS  ABSENCE
              最合适网上赚钱的项目 403| 631| 181| 304| 250| 472| 418| 259| 784| 1| 448| 796| 520| 448| 238| 508| 640| 154| 877| 352| 340| 565| 658| 403| 385| 19| 376| 490| 499| 370| 925| 310| 793| 139| 682| 397|