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L-(+)-Ergothioneine
L-(+)-Ergothioneine
Product category:Cosmetics

Product name: ergothioneine

CAS NO. : 497-30-3

Main specifications: 1%, 2% (low content is pine mushroom extract, brown yellow powder), 99% (high content is synthetic pure crystal powder)

Packing: 1g, 100g, 1kg/ aluminum foil bag, 25kg/ cardboard bucket

Uses: food industry bio-medical daily use

Detailed introduction

Appearance

Off-white to white powder

Identification

 (L-ergothioneine)

HPLC retention time

correspond to RS

Optical rotation

(c = 1, H2O)

≥ (+) 122°

Purity

≥ 99.5%

 Loss on Drying (dried at 105°C for 3 hours)

≤0.5%

Assay

(L-ergothioneine,dry basis)

≥ 99.0%

Heavy Metals

< 10 ppm

Lead (Pb)

< 1.0 ppm

Arsenic (As)

< 1.0 ppm

Cadmium (Cd)

< 0.3 ppm

Mercury (Hg)

< 0.1 ppm

Total Plate Count

≤ 500 cfu/g

Yeast & Mold

≤ 100 cfu/g

E.Coli

Negative in 10 g

Salmonella

Negative in 10 g

S.Aureus

Negative in 10 g

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Tel: +86-18201785755

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