27102
柠檬酸 一水合物
puriss., meets analytical specification of Ph. Eur., BP, USP, E330, 99.5-100.5% (based on anhydrous substance), grit
别名:
2-hydroxy-1,2,3-propanetricarboxylic acid monohydrate
选择规格
关于此项目
grade
puriss.
Quality Segment
assay
99.5-100.5% (based on anhydrous substance)
form
grit
quality
meets analytical specification of Ph. Eur., BP, USP, E330
impurities
residual solvents, complies, ≤0.0005% heavy metals (as Pb), 7.5-8.8% water (Karl Fischer)
ign. residue
≤0.05% (as SO4)
pKa
(1) 3.13, (2) 4.76, (3) 6.4
anion traces
chloride (Cl-): ≤50 mg/kg, oxalate (as oxalic acid): ≤100 mg/kg, sulfate (SO42-): ≤100 mg/kg
cation traces
As: ≤1 mg/kg, Ca: ≤200 mg/kg, Cu: ≤10 mg/kg, Fe: ≤10 mg/kg, Hg: ≤1 mg/kg, Pb: ≤1 mg/kg, Zn: ≤10 mg/kg
suitability
complies for appearance of solution, complies for identity (IR), complies for reaction against H2SO4
functional group
carboxylic acid
SMILES string
OC(CC(O)(C(O)=O)CC(O)=O)=O.O
InChI
1S/C6H8O7.H2O/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);1H2
InChI key
YASYEJJMZJALEJ-UHFFFAOYSA-N
General description
Application
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警示词
Warning
危险代码
Hazard Classifications
Eye Irrit. 2 - STOT SE 3
靶器官
Respiratory system
存储类别
11 - Combustible Solids
闪点 (F)
345.0 °F - closed cup
闪点 (°C)
173.9 °C - closed cup
PPE（个人防护设备）
dust mask type N95 (US), Eyeshields, Gloves