Product Description

Arbutin

Arbutin synthesized by our company owns high purity and excellent quality. Almost no hydroquinone can be examined. It is the only arbutin product that can meet this high standard.
English name: Arbutin, Arbutosie, Ursin, Uresol and others
CTFA nameArbutus extract
CAS register name and No.: Arbutin No.497-76-7

Quality index

	Q/XXHG01-2002
Appearance	white needle crystal
Content(HPLC)	≥99.5%
Paradioxybenzene limitation	≤2 ppm
Melting point	199 ~ 202(±0.5)
PH value	5.0 ~ 7.0 (1% water solution)
Clarity of water solution	transparent and colorless
Light transmittance	≥97.5% (1% water solution)
Specific rotatory power	-63~-67
Loss on drying	<0.5%
Infrared signature peak	1515cm-1 1220cm-1 1050±(5~8)cm-1
Arsenic content	<2 ppm
Heavy metal	<10ppm
Pathogen	Bacteria count<300CPU Fungus<100CPU