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CAS NO.56-81-5 Standard: CP 2010
Structural formula：C3H8O3
Properties: colorless, clear syrupy liquid.
In medicine, used to extract a variety of preparations, solvents, hygroscopic agents, antifreezes, sweeteners and produce topical ointment or suppository, also used extensively for the production of pharmaceutical intermediates.
| Item | Index |
| [Properties] | |
| Appearance | Colorless clear syrupy liquid, aqueous solution (1 → 10) shows neutral reaction |
| Relative Density | not less than 1.2569 at 25ºC |
| [Identification] |
|
| -1 | Should be positive reaction |
| -2 | its infrared absorption spectrum should be consistent with that of sample |
| [Inspection] | |
| Color | Not darker than comparison solution |
| Chloride | Not darker than comparison solution (0.0015%) |
| Sulfate | Not darker than comparison solution(0.002%) |
| Fatty acids and esters | Consumption of sodium hydroxide solution (0.1mol / l) should not more than 4.0ml |
| Acrolein, glucose and ammonium salt | May not yellow or occur ammonia smell |
|
Readily carbonizable substance |
Not darker than comparison solution |
|
Residue on ignition |
1.2598 |
|
Ferric salt |
Not darker than comparison solution(0.0002%) |
|
Heavy metals |
Not more than two percent |
| [Content Determination] | C3H8O3 not less than 95.0% |
1．Packing: Pack in clean, dry plastic drums, or galvanized steel drums. Net weight 250kg.
2．Storage and transportation: This product is stored and transported as non-dangerous goods, and stored in a cool and ventilated place. Do not stack it with acid, alkali and corrosive materials to ensure that it is moisture-proof, heat-proof, fire-proof and corrosion-proof.
3．Shelf life: one year
Domestic TradeTel: 0571-86617528
Email: hyh@hofcc.com
International TradeTel: 0571- 88292150 82900658
Email: trade@hofcc.com chenmin@zanyu.com
