Ethylparaben(Nipagin A)

Product Name: Ethyl 4-hydroxybenzoate
Synonyms: Ethylparaben; 4-Hydroxybenzoic acid ethyl ester;
Molecular Formula: C₉H₁₀O₃
Molecular Weight: 166.18
CAS NO.: 120-47-8

Physical Properties: Ethylparaben is white crystalline powder and it also can be called Nipagin A . Nipagin A is with a slightly bitter and astringent taste. Easily soluble in alcohol, ether, and acetone, not soluble in water.

Specifications:

Item	Specifications
	GB8850-2005	BP 2009	USP32
Appearance	White crystalline powder	White crystalline powder	White crystalline powder
Assay(on dry base) %	≥99.0	99.0-105.0	99.0-105.0
Melting point ℃	115-118	115-118	115-118
Loss in drying, %	≤0.5	≤0.5	≤0.5
Residue %	≤0.05	≤0.1	≤0.05
Heavy metals(Pb) %	≤0.001	Qualified	Qualified
Acid degree:	Qualified	Qualified	Qualified
Sulfate (SO42-), %	≤0.024	------------	-------------
4-Hydroxybenzoic acid and Salicylic acid	Qualified	------------	------------
Appearance of solution	------------	Clear	------------
Identification	------------	------------	Qualified
Organic volatile impurities	------------	------------	Qualified

Standard: GB8850-2005, BP, USP.

Uses and Applications: Ethylparaben is mainly used as antiseptics in cosmetics, food and medicine. It is also can be used as feed preservatives and antiseptic for bacteria.

Package: 25KG per carton box or according to customers’ special requirements.

Storage: Kept in a dry, clean and airtight place. Avoid sunlight.Δ TOP