Methylcellulose Sodium of Carboxyl

• Category :

  Inorganic chemicals

• CAS NO :

• EC NO :

• Molecular Formula :

• Molecular Weight :

• Main Specifications :

• Product description :

  CAS No.: 9004-32-4
  Grade Standard: Food Grade, Industrial Grade
  Molecular Formula: C6H7O2(OH)2OCH2COONA
  Appearance: White or slightly yellowish powder
  Specifications
  CMC-Carboxymethyl Cellulose
  food&industrial??? purity:99%min
  viscosity:5-6000cps
  Chemical Properties: CMC is a kind of cellulose ether with anion contours high molecular structure. It has no smell, no taste and no toxicity. The white to off-white powder and graininess can be easily melt in water and become colloidal solution, but it cant melt in alcohol, ether, acetone and other organic solvent.

  Parameter		Grade
  Inspection?Item		Food	Detergent	Textile	Oil
  Viscosity(1%soln25mPa.s/2%soln25mPa.s)		75-6000	5-300	300-1200	1000-3000
  Degree?of?Substitution(%)≥		0.65-0.85	0.5-0.8	0.85	0.65-0.85
  Purity?(%)≥		95-99	65	90	95-99
  PH?value		6.0-8.5	7.0-11.0	6.0-7.5	6.0-8.5
  Chloride?(%)?≤		1.8	1.8	7.0?(NaCl)	1.8
  Moisture?(%)?≤		7	10	7	7
  Heavy?metal?as?Pb?(%)?≤		0.002	0.002	0.002	0.002
  Fe(%)≤		0.03	0.03	0.03	0.03
  As?(%)?≤		0.0002	0.0002	0.0002	0.0002
  Amount?of?thick?liquid?made?m3/T?≤	Fresh?water?≥	-	-	-	350-500
  	Sea?water?≤	-	-	-	150-220
  	Saturation?salt?solution?≤	-	-	-	200-300

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