Sodium metabisulphite food perservatives

详情

PRODUCT NAME:SODIUM METABISULPHITefood grad
cas no: ********4
package:
1>*5KG/*0KG compound plastic woven bag with inner polythene liner;
2>***0kg Jumbo bags;

specification:
Na2S2O5                                 *7%min                                         *7.*7   %

IRON                                                     0.**3%max                                     0.***5%

WATER INSOLUBLE MATTER        0.*5%max                                        0.*2%

HEAVY METALS AS PB                     0.**1%max                                    0.***3%

ARSENIC                                              0.***1%max                                   0.***1%
PH                                                           **4.5                                               4.2

                                                                       

CONCLUSION: PASSED

Appearance :White or slightly yellowish crystalline powder

Application:1>Bleaching agent for textile fibres.

                      2>Colors stripper and dechlorination, preparation of Indigo Vat Dye.

                      3>Solubilizing and acidyfing agent for leather industries.

                    4>Bleaching agent for paper pulps, preservative and sterilisation agent for food industries.

Shelf Life :half one year.
 
Storage & handling:
1>Store the product in a cool and dry place;
2>Prevent from direct sunlight,water and moisture;
3>Avoid contact with strong acid,oxidants or poisonous substances;
4>Exposure to moisture will make it oxidze easily to sodium sulphate;
5>Do not store it for long time.