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Vanillin 99.5% AR Grade Reagent

Cas Number:121-33-5
Formula: C8H8O3
Molar Mass:152.15
EC Number:204-465-2

Quantity:
  • AR
  • LABOR
  • 304402127

Vanillin 99.5% AR Grade Reagent


Cas Number:121-33-5

Formula: C8H8O3

Molar Mass:152.15

EC Number:204-465-2


Physicochemical properties:

White or milky white needle crystals with pleasant vanilla smell. It is sensitive to humidity. Slow oxidation in exposed wet air. Affected by light. 1 g is dissolved in 100 ml of water, 16 ml of 80 ° C hot water, and about 20 ml of glycerin. It is  soluble in ethanol, chloroform, diethyl ether, carbon disulfide, glacial acetic acid and pyridine, also soluble in oil and alkali hydroxide solution, the solution is acidic to litmus. The relative density is 1.056.


Usage:

Test protein, azaindole, phloroglucinol, tannic acid, iron ions. Chlorine was measured from benzoic acid. Spices. Organic microanalysis determines the standard for methoxy groups.

Packing:

500g/25kg





Item of Analysis

Standard

Assay,%

99.5 min

Solubility in ethanol

to pass test

Solubility in NaOH

to pass test

Melting point,

81.0~83.0

Residue on ignition,%

0.02 max

Weight loss on drying

0.2 max

Frangrance

to pass test



Symbol 

Signal word 

Warning

Hazard statement

H319


H412

Precautionary statements—Prevention

P264


P273


P280

Precautionary statements—Response

P305+P351+P338


P337+P313

UN No.

No Information

Flash point

No Information




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