Medicinal grade vanillin 500g fragrance aromatic 20th edition pharmacopoeia standard

Medicinal grade vanillin 500g fragrance Aromatic 20th edition Pharmacopoeia Standard pharmaceutical grade vanillin 500g Fragrance Aromatic 20th edition Pharmacopoeia standard vanillal XiangcaoquanVanillin C8H8O3 152.
15 [121-33-5] This product is 4-hydroxy-3-methoxy
.

According to the calculation of dried products, the content of C8H8O3 shall not be less than 99.
0%.


【Properties】This product is white to yellowish needle or flake crystalline or crystalline powder, with vanilla aroma
.

This product is easily soluble in methanol or ethanol, or dissolved in hot water and slightly soluble
in water.

Melting point The melting point of this product (general rule 0612) is 81~84°C
.

【Identification】(1) In the chromatogram recorded under the relevant substance, the retention time of the main peak of the test solution should be consistent
with the retention time of the main peak of the control solution.

(2) The infrared light absorption pattern of this product should be consistent with the map of the control product (General Rule 0402
).

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