CHANGZHOU GUOYU ENVIRONMENTAL SCIENCE AND TECHNOLOGY CO.,LTD
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TECHNICAL DATA SHEET
PRODUCT NAME: SODIUM CARBOXYMENTHYL CELLULOSE
SYNONYMS:CMC
FORMULA:C6H7(OH)2OCH2COONa
CHEMICAL FAMILY:SODIUM CARBOXYMETHYL CELLUCLOSE
QUALITY STANDARD:
TEST ITEM | SPECIFICATION |
EXTERIOR | WHITE OR YELLOWISH POWDER |
VISCOSITY(1%SOLU.S)MPA.S | 1000Min |
DEGREE OF SUBSTITUTION | 0.70-0.90 |
PH of 1% SOLUTION(25°C） | 6.5～8.0 |
MOISTURE(%) | 8.0Max |
Purity,% | 99.5Min |
HEAVY METAL(Pb),ppm | 10Max |
IRON(Fe), ppm | 2Max |
ARSENIC(As), ppm | 3Max |
LEAD(Pb), ppm | 3Max |
Mercury, ppm | 1Max |
TOTAL PLATE COUNT | 500/G MAX |
YEAST & MOULDS | 100/G MAX |
E.COLI | NIL/G |
COLIFORM BACTERIA | NIL/G |
SALMONELLA | NIL/25G |
PACKING: 25KG NET IN PAPER BAG
STORAGE AND TRANSPORT:IN DRY AND COOL NORMAL TEMPERATURE
SHELF LIFE: 2 YEARS