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27. Dicyandiamide
Molecular formula: NH2CN2
Cas No.: 461-58-5
|
Name
of the specifications
|
Specifications
|
|
Ex-class
|
A-class
|
| Appearance |
White color crystal |
White color crystal |
| Foreign
matter precipitation test |
Up to standard |
Up to standard |
| Content%≥ |
99.5 |
99.0 |
| Water
content% ≤ |
0.30 |
0.50 |
| Ash
content%≤ |
0.05 |
0.15 |
Melting
point  |
209-212 |
208-212 |
| Ca
content ppm ≤ |
200 |
300 |
|
|
Package: Net weight 25kg
plastic insulated bags.
Using: It is kinds
of material of melamine,and intermediate pan of syntheticdrug,pesticides
and coloring agent.It can be produced guanidine nitrate,sulfanilamide,sulfocarbamide,rubber
accelerator,hardening of steel,fixing agent of dyeprinting,sizing
agent,compound fertilizer,etc. |
28.
METHYL SALICYLATE
CAS No.:
119-36-8
|
METHYL
SALICYLATE |
| Chemical
name: |
Methyl
2-hydroxy benzoic acid; Methyl
Salicylate |
Molecular formula:
|
C8H8O3 |
| Physical
and Chemical Properties: |
Colorless
or light pale yellow liquid
with the odor of leaves of ilex,
soluble in alcohol, ether, slightly
soluble in water, easy to change
color in the air. |
| Specification: |
|
Content: |
99.0-100.5% |
Specific gravity:
|
1.180-1.186(20) |
|
Refractive index:
|
1.535-1.538 |
Acidity: |
5.0g
sample in 50ml alcohl,
not more than 0.4ml
in 0.1M NaOH. |
|
| Usage: |
Irritative
medicine for dephlogistication,
and analgesia, partially used
in joint and muscle pain and
often used as ointment to cure
rheumatism. |
| Packing: |
Packing
in red and blue polyethylene
pail or aluminium-made pail.
Net weight: 25kg,220kg. |
| Storage: |
Sealed
in lightproof containers in
dry and shade place. |
|
|
|
|
|
