Home > Offer to Sell > Catalyst and Auxiliary > Catalyst > Medical grade Hydroxy propyl methyl cellulose (HPMC)

Medical grade Hydroxy propyl methyl cellulose (HPMC)

Inquiry
  Post Date: Apr 30,2014
  Expiry Date: May 14,2014
  Detailed Description: Cas No. :9004-65-3 Medical grade Hydroxy propyl methyl cellulose (HPMC)
Appearance: White powder.
Particle size: 98.0%min through 100mesh.
Charring temperature: 280-300 Deg.C.
Bulk density: 0.25-0.70g/cm3(Usually around 0.5g/cm3)
Real specific gravity: 1.26-1.31
Browning temperature: 190-200 Deg.C.
Surface tension (2% water solution):42-56 dyn/cm.
Index
Type
ME MF MK
Methoxyl content(WT%)
28.0-30.0 27.0-30.0 19.0-24.0
Hydroxypropoxyl content(WT%) 7.0-12.0 4.0-7.5 4.0-12.0
Gelation temperature(ºC) 58.0-64.0 62.0-68.0 70.0-90.0
H value(1% solution ,25ºC) 4.0-8.0
Ash content(WT%) ≤ 0.5 (1.0-Industry grade)
Loss on drying (WT%) ≤ 5.0
Burnt residues(WT%)pharm grade ≤ 1.5
Heavy metal(PPM)-pharm grade ≤ 20
Arsenic(PPM)-pharm grade ≤ 2
Viscosity,(mpas) 5-150000

  CAS Registry Number:

9004-65-3
  Synonyms: ;HPMC;(2R,3R,4S,5R,6S)-3,4,5-trimethoxy-2-(methoxymethyl)-6-[(2R,3R,4S,5R,6R)-4,5,6-trimethoxy-2-(methoxymethyl)tetrahydropyran-3-yl]oxy-tetrahydropyran;1-[[(2R,3R,4S,5R,6S)-3,4,5-tris(2-hydroxypropoxy)-6-[(2R,3R,4S,5R,6R)-4,5,6-tris(2-hydroxypropoxy)-2-(2-hydroxypropoxymethyl)tetrahydropyran-3-yl]oxy-tetrahydropyran-2-yl]methoxy]propan-2-ol;Hydroxypropyl methylcellulose;Hydroxypropyl methyl cellulose;HPMCP-HP55;
  Molecular Formula: C12H20O10
  Molecular Weight: 324.2848
  Molecular Structure: 9004-65-3 Hydroxy Propyl Methyl Cellulose
  Safety Description: S24/25:;

  Company: Zhengzhou KYNO chemical Co., Ltd.     [ China ]        
  Contact: Alina li
  Tel: +86-371-65388188
  Fax:
  Email: alinali@kynochem.com
Disclaimer statement:The information and data included above have been realized by the enterprises and compiled by the staff, and are subject to change without notice to you. The Chemnet makes no warranties or representations whatsoever regarding the facticity, accuracy and validity of such information and data. In order to ensure your interest, we suggest you chose the products posted by our gold suppliers or VIP members.