Complaint
Physical properties
Appearance: White, innoxious, flavorless crystalline powder.
Solubility: Soluble in methanol, formaldehyde, acetic acid, hot ethylene glycol, glycerol, pyridine; Slightly soluble in water, ethanol; Do not dissolve in ether, benzene and carbon tetrachloride. Weakly alkaline aqueous solution.
Chemical properties
Melamine presents alkalescence, can react with various acidums to generate melamine salt. In strong acid or strong alkali liquor, melamine will hydrolyze---amido group will be slowly replaced by hydroxyl, thus generate ammeline, Cyanuric Acid and Ammelide. It can react with aldehydes to produce addition compounds. Among them, the reaction of melamine and formalin is the most important part.
ITEM | STANDARD | RESULT |
APPEARANCE | white powder | accord |
PURITY | ≥ 99.8% | 99.91% |
MOISTURE | ≤ 0.1% | 0.08% |
PH VALUE | 7.5-9.5 | 8.4 |
ASH | ≤ 0.03% | 0.01% |
HAZE DEGREE | ≤20 | 10 |
COLOR DEGREE | ≤20 | 10 |
The package should be complete and the loading should be proper. During transportation, ensure that the container will not have leakage, not collapse, fall and be damaged. It is prohibited to mix with oxidant and acids. During transportation, prevent direct sunshine exposure, rain and high temperature.
Our Services
FAQ
1. Q: What's your advantage? Why choose you?
A: More than 10 years experienced of production and R&D for melamine. We have the most professional techniques and team. Great production capacity Sustainable Supply. According to customer requirements, we support the customized.
2. Q: What's the payment?
A: T/T would be better with quick transfer and few bank. LC could also be accept, but the proceure is complex and the fee is high. You can also use Western Union. For large quantity, sea shipping can be provided.
3. Q: Are you a factory or trading company?
A: We are a professional manufacturer. We are warmly welcome clients from worldwide to visit our factory and cooperate with us.
4. Q: How can i get some samples?
A: We are honored to offer you samples. New clients are expected to pay for the courier cost,the samples are free for you.
5. Q: When can i get the price?
A: We usually quote within 24 hours after we get your inquiry. If you are urgent to get the price, Please tell us in your email so that we will regard your inquiry priority.
6. Q: Where is your factory located?
A: Our factory is located in Zhengzhou,China.
7. Q: What is your sample policy?
A: Some of our samples are available for free,while others are available at a cost.
