1. Materials information
Names
| Name | squaric acid |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 2.4±0.1 g/cm3 |
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| Boiling Point | 251.0±50.0 °C at 760 mmHg |
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| Melting Point | >300 °C(lit.) |
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| Molecular Formula | C4H2O4 |
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| Molecular Weight | 114.056 |
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| Flash Point | 119.8±26.6 °C |
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| Exact Mass | 113.995308 |
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| PSA | 74.60000 |
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| LogP | -1.70 |
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| Vapour Pressure | 0.0±1.1 mmHg at 25°C |
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| Index of Refraction | 1.872 |
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| Storage condition | -20°C |
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| Water Solubility | 20 g/L (30 ºC) |
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Toxicological Information
CHEMICAL IDENTIFICATIONCAS REGISTRY NUMBER : 2892-51-5
MOLECULAR FORMULA : C4-H2-O4
HEALTH HAZARD DATAACUTE TOXICITY DATAROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 368 mg/kg/92W-I
REFERENCE : JNCIAM Journal of the National Cancer Institute. (Washington, DC) V.1-60, 1940-78. For publisher information, see JJIND8. Volume(issue)/page/year: 46,143,1971
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Safety Information
| Symbol | 
GHS07 |
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| Signal Word | Warning |
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| Hazard Statements | H315-H317-H319-H335 |
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| Precautionary Statements | P261-P280-P305 + P351 + P338 |
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| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Faceshields;Gloves |
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| Hazard Codes | Xi |
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| Risk Phrases | R36/37/38:Irritating to eyes, respiratory system and skin . R43:May cause sensitization by skin contact. |
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| Safety Phrases | S26-S36-S37/39 |
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| RIDADR | 3261 |
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| WGK Germany | 3 |
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| RTECS | GU1800000 |
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| Packaging Group | II |
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| Hazard Class | 8 |
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| HS Code | 29144090 |
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2. Packaging of materials
For powders: normal is 25kgs/Drum or bag, or larger/smaller package as request.
For liquids: normal 25kgs/drum, 180-300kgs/bucket, or IBC, determined by the nature of the product.
Or smaller package 1kg/bottle, 10kgs/bottle as request.
3. Shipping & Delivery
Provide door to door service
Suitable for goods under 50kg
Delivery: 3-7 days
Cost: low cost
Provide airport to airport service
Suitable for goods over 50kg
Delivery: 3-14 days
Cost: high cost
Provide seaport to seaport service
Suitable for goods over 100kg
Delivery: 2-45 days
Cost: low cost
4. Contact information
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