Anhydrous Citric Acid
CAS No.: 77-92-9
Molecular Formula: C6H8O7
Molecular weight: 192.12
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Product Description
Melamine is a white crystalline powder, heat-resistant and flame-retardant, with high nitrogen content. It is mainly used in the production of melamine-formaldehyde resins, laminates, coatings, flame retardants, paper treatment, and leather chemicals.
Chemical Properties
| Property | Value |
Melting point | >300 °C (lit.) |
Boiling point | 224.22°C (rough estimate) |
Density | 1.573 |
Bulk density | 800kg/m3 |
Vapor pressure | 66.65 hPa (315 °C) |
Refractive index | 1.872 |
Fp | >110°C |
Storage temp. | No restrictions. |
Solubility | Water: soluble25mg/mL, clear to slightly hazy, colorless |
Pka | 5(at 25℃) |
Form | Fine Crystalline Powder |
Color | White |
PH | 7-8 (32g/l, H2O, 20℃) |
Water Solubility | 3 g/L (20 ºC) |
Merck | 14,5811 |
BRN | 124341 |
Stability: | Stable. Incompatible with strong acids, strong oxidizing agents. Nonflammable. |
InChIKey | JDSHMPZPIAZGSV-UHFFFAOYSA-N |
LogP | -1.22 at 20℃ |
CAS DataBase Reference | 108-78-1(CAS DataBase Reference) |
IARC | 2B (Vol. Sup 7, 73, 119) 2019 |
NIST Chemistry Reference | 1,3,5-Triazine-2,4,6-triamine(108-78-1) |
EPA Substance Registry System | Melamine (108-78-1) |
Safety Information
| Property | Value |
| Hazard symbols | Xi, Xn |
| Hazard class codes | 43-44-20/21 |
| Safety descriptions | 36/37 |
| UN dangerous goods number | 3263 |
| WGK Germany | 1 |
| RTECS number | OS0700000 |
| Autoignition temperature | >600 °C |
| TSCA | TSCA listed |
| Packing group | III |
| HS code | 29336980 |
| Storage class | 11 - Combustible solids |
| Hazard class (category) | Carcinogenicity, Category 2 Reproductive toxicity, Category 2 Specific target organ toxicity — repeated exposure, Category 2 |
| Hazardous substances data | 108-78-1 (Hazardous Substances Data) |
| Toxicity | LD50 orally in Rabbit: 3161 mg/kg LD50 dermal Rabbit: >1000 mg/kg |
Product Usage
Melamine is a versatile nitrogen-rich organic compound primarily used in the production of melamine-formaldehyde (MF) resins. Its most widespread application is in the laminate industry, where these resins are used to create durable, heat-resistant surfaces for furniture, flooring, and kitchen countertops. In the plasticware sector, melamine is molded into high-quality, break-resistant dinnerware and kitchen utensils. Furthermore, it serves as a key component in flame retardants and intumescent coatings, providing essential fire protection for building materials. Additionally, specialized melamine foams are prized in the cleaning and insulation industries for their exceptional abrasive cleaning properties and sound-absorbing capabilities.
Factory Showcase
Shipping and Transportation
Delivery Time
Inventory 2-3 working days New manufacturing 7-10 working days
Mode of Transportation
1. By Air, fast but expensive.
2. By Sea, usual and economy.
3. By Train, suit for middle Asia countries.
4. By Express, suit for small package.
We only provide highest quality goods available, accompanied by after support!
FAQ
Q1: What international standards do your products and services comply with?
A1: Our products fully comply with international standards such as REACH, MSDS, and COA, and we strictly implement the ISO9001 quality management system. We can also provide third-party testing reports (SGS, BV, etc.) according to customer needs.
Q2: How long does it take for goods to be delivered to my country?
A2: The delivery time depends on the transport mode and destination country. Generally, sea transport takes 15-30 days, air transport takes 3-7 days, and we will optimize the transport route to shorten the delivery time as much as possible.
Q3: Can you provide customs clearance services for dangerous chemicals?
A3: Yes. Our team is proficient in the customs clearance procedures for dangerous chemicals in various countries, and can provide professional compliant declaration and customs clearance services to ensure smooth customs clearance.
Q4: Do you provide customized product and service solutions?
A4: Yes. We can provide personalized product customization and export service solutions according to your specific needs (product specifications, application scenarios, procurement volume, etc.).
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