CX1723
Citric Acid, Anhydrous
anhydrous Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
Synonym(s):
Citric acid
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About This Item
grade
ACS reagent
Quality Level
agency
meets USP/NF
vapor pressure
<0.1 hPa ( 20 °C)
assay
99.5-100.5% dry basis (alkalimetric)
form
fine powder
expl. lim.
8 %, 65 °F
impurities
≤0.005% Water-insoluble matter, ≤1% Water (Karl Fischer)
sulfated ash (600 °C)
≤0.02%
color
white to almost white
pH
1.7 (20 °C, 100 g/L in H2O)
pKa
(1) 3.13, (2) 4.76, (3) 6.4
bp
200 °C/1013 hPa (decomposition)
mp
153-159 °C (lit.)
solubility
1330 g/L
density
1.67 g/cm3 at 20 °C
anion traces
chloride (Cl-): ≤0.001%, oxalate (C2O42-): ≤0.036%, phosphate (PO43-): ≤0.001%, sulfate (SO42-): ≤0.002%
cation traces
Fe: ≤0.0003%, Pb: ≤0.0002%
shipped in
ambient
storage temp.
room temp
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
Application
Analysis Note
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signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Regulatory Information
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Certificates of Analysis (COA)
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| CX1723-20 | 04061839417885 |
| CX1723-3 | 04061839417892 |
| CX1723-7 | 04061839417908 |
| CX1723-1 | 04061839417878 |