Yes, the 95% preceding the term 'assay' denotes to the purity of this product.
PHL89656
(−)-Epigallocatechin 3-gallate
phyproof® Reference Substance
Synonym(s):
(−)-Epigallocatechin gallate, (−)-cis-2-(3,4,5-Trihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-gallate, (−)-cis-3,3′,4′,5,5′,7-Hexahydroxy-flavane-3-gallate, EGCG
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50 MG
$347.10
About This Item
Empirical Formula (Hill Notation):
C22H18O11
CAS Number:
Molecular Weight:
458.37
MDL number:
UNSPSC Code:
41116107
NACRES:
NA.24
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grade
primary reference standard
product line
phyproof® Reference Substance
assay
≥95.0% (HPLC)
form
solid
manufacturer/tradename
PhytoLab
SMILES string
Oc1cc(O)c2C[C@@H](OC(=O)c3cc(O)c(O)c(O)c3)[C@H](Oc2c1)c4cc(O)c(O)c(O)c4
InChI
1S/C22H18O11/c23-10-5-12(24)11-7-18(33-22(31)9-3-15(27)20(30)16(28)4-9)21(32-17(11)6-10)8-1-13(25)19(29)14(26)2-8/h1-6,18,21,23-30H,7H2/t18-,21-/m1/s1
InChI key
WMBWREPUVVBILR-WIYYLYMNSA-N
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General description
This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG
Legal Information
phyproof is a registered trademark of PhytoLab GmbH & Co. KG
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - Skin Sens. 1
Storage Class
11 - Combustible Solids
wgk_germany
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
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Hello, Could you kindly confirm whether the indication of "95%" preceding the term "assay" denotes the purity of EGCG?
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