Isopropyl P-hydroxybenzoate Isopropyl Paraben Cas 4191-73-5

Assisted by an adroit team of experts, we are Exporter & Manufacturer of Isopropyl P-Hydroxybenzoate Isopropyl Paraben CAS 4191-73-5 in Quzhou, Zhejiang, China. Physical and chemical properties: colorless crystal or white crystalline powder. No odor. Poorly soluble in water (0.088g/100ml,25a ), easily soluble in ethyl, diethyl ether, acetone, glacial acetic acid, and other organic solvents.


Chemical name: 4-Hydroxybenzoic acid isopropyl ester
Product name: Isopropyl paraben
Molecular formula: C10H12O3
Molecular weight: 180.20
CAS No.: 4191-73-5
Quality standard (Japanese Standard, 1992)
Content: 99% min.
Melting point: 84~86 degree Celsius
Sulfate (SO4): 0.024% max.
Free acid (PHBA): 0.55% max.
Residue on ignition: 0.10% max.
Heavy metal (Pb): 10I g/g max.
Arsenic (As2O3): 4I g/g max.
Drying loss (On silica gel for 5h): 0.5% max.
Uses: the product is mainly used as preservative of cosmetics, drugs and feeds.
Packing: plastic bag, 1kg/bag, 20 bags/carton, or cardboard drum lined with plastic bag, net weight is 25kg or 50kg.
*Special requirements can be negotiated