5,7-Dihydroxychromone
name alpha 5,7-Dihydroxychromone
name alpha loda 5,7-Dihydroxychromone
certification 5,7-Dihydroxychromone reference substance is a primary reference standard with certified absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities).
solubility soluble in chloroform, ethyl acetate and methanol
delivery time usually a stock item
longterm storage refrigerated
transport conditions ambient conditions
commodity description oxygen-heterocyclic compound
coa file AZ_10520_EN.pdf
sdb file SDB_83494_EN.pdf
meta title 5,7-Dihydroxychromone phyproof® Reference Substance | PhytoLab
meta description 5,7-Dihydroxychromone Reference Substance | CAS # 31721-94-5 | Herbal Reference Standard | Analytical Testing & Quality Control | From 142 € for 20 mg
meta keywords 5,7-Dihydroxychromone, Reference Substance, Herbal Reference Standard
short url 5-7-dihydroxychromone-83494
product id 83494
price per mg 7.1
min quantity 20
price min quantity 142
price mg 50 319.5
price mg 250 1508.75
price mg 500 2840
price mg 1000 5325
cas
full 31721-94-5
pos 1 31721
pos 2 94
pos 3 31721
molecular formula C9H6O4
molecular weight 178.14
classification
pos 1 8
pos 2 8.4
classification Phenylpropanes
subgroup 1 Chromones & Xanthones
coa P
storage temperature 2-8 °C
customs tariff code 29329900
ncm tariff code 29329999
occurrence
1 Blumea sp.
2 Hordeum sp.
3 Marsdenia sp.
4 Polygonum sp.
5 Silybum sp.
6 Vitex sp.
extraction botanical origin
page 52
hu uu current utype H
current utype 441506
macro specification ≥ 95.0 %
hplc gc HPLC
hu uu utype absolute H
u type absolute 890000
alternative utype 441507
current batch 10520
analysis date 02\/2020
shelf life 60
floating expiration 09\/2028
si al priority 5
appearance loss powder
ranking 1046
