791725
クエン酸
anhydrous grade, ACS reagent grade, ≥99.5%, Redi-Dri™, free-flowing, crystals
別名:
2-ヒドロキシ-プロパン-1,2,3-トリカルボン酸
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この商品について
製品名
クエン酸, anhydrous, free-flowing, Redi-Dri™, ACS reagent, ≥99.5%
Quality Level
grade
ACS reagent, anhydrous
product line
Redi-Dri™
assay
≥99.5%
form
crystals
quality
free-flowing
expl. lim.
8 %, 65 °F
impurities
Substances carbonizable by hot sulfuric acid, passes test
ign. residue
≤0.02%
pKa
(1) 3.13, (2) 4.76, (3) 6.4
mp
153-159 °C (lit.)
anion traces
chloride (Cl-): ≤0.001%, oxalate (C2O42-): passes test (limit about 0.003%), phosphate (PO43-): ≤0.001%, sulfate (SO42-): ≤0.002%
cation traces
Fe: ≤3 ppm, Pb: ≤2 ppm
functional group
carboxylic acid, hydroxyl
SMILES string
OC(=O)CC(O)(CC(O)=O)C(O)=O
InChI
1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)
InChI key
KRKNYBCHXYNGOX-UHFFFAOYSA-N
General description
Application
Legal Information
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signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - STOT SE 3
target_organs
Respiratory system
保管分類
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
資料
Redi-Dri™ prevents hygroscopic powders, such as inorganic salts, from absorbing moisture and forming clumps, leaving the salts free-flowing every time.