Molecular Formula:C7H6O3
Molecular Weight:138.12
CAS No.:69-72-7
Classification: Medical Grade Salicylic Acid, Sublimed Grade Salicylic Acid, Technical Grade Salicylic Acid
Specifciation:
|
Appearance |
White crystal or crystalline powder |
|
Assay |
99.5-101.0% |
|
Initial melting point |
158.0-161.0°C |
|
Loss on drying |
0.50% max. |
|
Heavy metals |
20ppm max. |
|
Chloride |
0.014% max |
|
Residue on ignition |
0.05% max. |
|
Related compound 0.20% max |
|
|
Sulphate |
0.02% max. |
|
Item |
BP98 |
USP24 |
|
Purity |
99.0-100.5% |
99.5-101% |
|
Initial melting point |
158-161 |
158-161 |
|
Water |
0.5% Max |
0.5% Max |
|
Chloride content |
100ppm Max |
140ppm Max |
|
Heavy metals |
20ppm Max |
20ppm Max |
|
Residue on ignition |
0.1% Max |
0.05% Max |
Application:
1.Fluorescence indicator, complexing indicator.
2.Coordination indicator,Combined masking agent,Colorant and preservative for titanium, zirconium and tungsten plasma.
3.Used in the rubber industry as anticoke and uv absorber and foaming agent
4.As additive in some weak acid electrolyte, As complexing agent for electroplating or Chemical plating
5.An important raw material in the pharmaceutical industry.
6.Used to prepare for aspirin, sodium salicylate, salicylamide, analgesic, phenyl salicylate, blood -67 and other drugs.Used for the preparation of mordant pure yellow, direct brown 3GN, acid chrome yellow, etc in dyestuff industry . Also used as rubber vulcanizing retardant and antiseptic.
7.Used to prepare for synthetic spices such as methyl salicylate and ethyl salicylate. Used to prepare for direct dyestuff and acid dyestuff in dyestuff industry. Also be used as anticoke agent and disinfectant for rubber.
8.Used a small amount to prepare animal flavor and other daily flavor.Used a small amount in food as preservatives.
Package: 25kgs in Kraft paper bag with PE inner,or as the customers' requirements.
Storage
: Keep in dry, cool place with bag well sealed.