选择尺寸
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InChI key
IWZKICVEHNUQTL-UHFFFAOYSA-M
InChI
1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1
SMILES string
[K+].OC(=O)c1ccccc1C([O-])=O
product line
BioUltra
assay
≥99.5% (T)
form
powder or crystals
Quality Level
impurities
insoluble matter, passes filter test
loss
≤0.05% loss on drying, 110 °C
pH
3.5-5.0 (25 °C, 0.1 M in H2O)
mp
295-300 °C (dec.) (lit.)
solubility
H2O: 0.1 M at 20 °C, clear, colorless
anion traces
chloride (Cl-): ≤20 mg/kg, sulfate (SO42-): ≤50 mg/kg
cation traces
Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤100 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg
absorption
cut-off at 309 nm in H2O at 0.1 M
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Application
flash_point_f
387.1 °F - Pensky-Martens closed cup
flash_point_c
197.3 °C - Pensky-Martens closed cup
ppe
Eyeshields, Gloves, type N95 (US)
存储类别
11 - Combustible Solids
wgk
WGK 1
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