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Oxalic Acid Specificaiton
| PRODUCT IDENTIFICATION |
| CAS NO. |
144-62-7 (Anhydrous), 6153-56-6 (Dihydrate)
|
| EINECS NO. |
205-634-3 |
| FORMULA |
HOOCCOOH·2H2O
|
| MOL WT. |
126.07 |
|
TOXICITY
|
Oral rat LD50: 7500 mg/kg |
| SYNONYMS |
Ethanedioic acid, dihydrate; Oxalsäure (German); ácido oxálico (Spanish); Acide oxalique (French); |
| SALES SPECIFICATION |
| APPEARANCE |
white crystals |
| TOTAL ACIDITY |
99.5% min |
| ASH |
0.1% max |
| IRON |
0.02% max |
| LOSS ON IGNITION |
0.08% max |
| SULFATE |
0.1% max |
| CHLORIDE |
20ppm max |
| HEAVY METAL |
10ppm max |
| PHYSICAL AND CHEMICAL PROPERTIES (DIHYDRATE) |
| PHYSICAL STATE |
white crystals |
| MELTING POINT |
101 - 102 C |
| BOILING POINT |
149 - 160 C (sublimes)
|
| SPECIFIC GRAVITY |
1.6 - 1.7 |
| SOLUBILITY IN WATER |
1 g/7ml |
| VAPOR DENSITY |
4.4 |
|
NFPA RATINGS
|
Health: 3; Flammability: 1; Reactivity: 0 |
| FLASH POINT |
163 C
|
| STABILITY |
Stable under ordinary conditions |
| TRANSPORTATION |
| PACKING |
25kgs in bag |
| HAZARD CLASS |
8 (Packing Group: II) |
| UN NO. |
1759 |
|
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