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Monosodium glutamate specification 8-16mesh, 20 mesh, 24 mesh,30 mesh, 40 mesh, 60 mesh, 80 mesh, 60-100mesh, 99%,90%,80% ,70%, 65%, 60%, 50% or as customers’ requests.
2018-09-12Calcium Stearate Food grade Emuslfier
2018-09-14
|
PRODUCT: |
Menthol Crystal |
CAS NO.: |
2216-51-5 |
|
GRADE: |
USP32/BP2005/CP2005 |
FORMULA: |
C10H20O |
DESCRIPTIONS:
Menthol is a covalent organic compound made synthetically or obtained from peppermint or other mint oils. It is a waxy, crystalline substance, clear or white in color, which is solid at room temperature and melts slightly above. The main form of menthol occurring in nature is (-)-menthol, which is assigned the (1R,2S,5R) configuration. Menthol has local anesthetic and counterirritant qualities, and it is widely used to relieve minor throat irritation.
SPECIFICATION:
|
ITEM |
UNIT |
STANDARD |
|
Appearance |
– |
Colorless hexagonal or needle like crystal |
|
Odor |
– |
Minty cool |
|
Melting Point |
centigrade |
41.5-44 |
|
Optical rotation, 25 centigrade |
centigrade |
-49–50° |
|
Nonvolatile matter |
PCT |
Max. 0.05 |
|
Assay |
% |
Min. 99.5 |
|
Heavy Metal |
ppm |
Max. 10.0 |
|
As |
ppm |
Max. 3.0 |
SHILF LIFE: 3 Years
PACKAGE: 25KG/ Carton box/Drum
STORGE: Dry And cool place below 25 ?, Away from heating or ignition; Avoid direct shining