2,2-dimethylolpropionic acid
  Vanilline
 

Vanilline


Chemical Name: 4-Hydroxy-3-methoxybenzaldehyde
Molecualr Formula: C8H8O3
Structural Formula:

Molecular Weight: 152.15


Quality Specifications: meets GB3861, BP88, FCC4, USP23.
Appearance: white to yellowish needle-like crystalline powder.
Aroma: has similar aroma to vanilla bean.
M.P.: 81¡ª83¡æ¡£
Solubility(25¡æ): 1g of sample can be completely soluble in 3ml 70% or 2ml 95% ethanol, appears as transparent liquid.
Drying loss: ¡Ü0.5%;
Arsenic(AS): ¡Ü0.0003%;
Heavy metal(Pb): ¡Ü0.001%.
Use:
Widely used in food, drinks, tobacco, alcohols, pharmacy, chemical engineering and cosmetics. It is a high quality food additive.

Packing: 0.5kg tin£¬25kg, 50kg carton or iron drum.

 

2,2-dimethylolpropionic acid

Other name: DMPA 2,2-Bis(hydroxymethyl)propionic acid

Molecular formula:C5H10O4.

Appearance:white powdery crystal  Main assay99.2%
Melting point:181.1o
Hydroxyl value:25.5%
Moisture:0.26% 
Ash :0.023%
Peroxide:0.008%
Fe:4PPM

 
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