Ethyl vanillin 99.00% MIN|Vanillin 99.00% MIN|4-Hydroxybenzaldehyde 99.50% MIN|Pharmaceuticals & Agrochemicals Intermediates |Special Chemicals--HUNAN ASTAR BIO-CHEMICAL TECHNOLOGY CO., LTD.

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4-Hydroxybenzaldehyde 99.50% MIN

Item	Specification
Appearance	White crystal
Purity	99.5% Min
Moisture	0.3% Max
Melting point ,°C	115.5-117.5 min
DMF insoluble	0.05% Max
Chloride , ppm	= 50
Heavy metal , ppm	= 1 0
Packing	25kgs woven plastics bag

Main products

Ethyl vanillin 99.00% MIN

Vanillin 99.00% MIN

4-Hydroxybenzaldehyde 99.50% MIN

Methanedisulfonic Acid

Methanedisulfonic acid, disodium salt

Methanedisulfonic acid, dipotassium Salt

Pharmaceutical Raw Materials & Intermediates

Octane-1,8-diol

9-Bromo-1-nonanol

Custom Synthesis Chemicals: according to Customers’ requirement

Researching & Developing Products: 1,6-dibromo-pyrene, 4-Pyridinol, 4-cyanopyridine

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