High Quality for N-ethylaminobenzene - Factory Price Sell 92-70-6 2-Hydroxy-3-naphthoic acid CAS 92-70-6 Whatsapp/wechat:+86 18705999280 – Mit-ivy
High Quality for N-ethylaminobenzene - Factory Price Sell 92-70-6 2-Hydroxy-3-naphthoic acid CAS 92-70-6 Whatsapp/wechat:+86 18705999280 – Mit-ivy Detail:
Application
Items |
Excellent grade |
First grade |
Appearance |
Pale yellow powder |
Pale yellow powder |
Assay% ≥ |
99 |
98.5 |
Melting point of dry product ºC ≥ |
218 ºC |
217.5 ºC |
Insoluble in sodium bicarbonate% ≤ |
0.05 |
0.1 |
Moisture % ≤ |
0.1 |
0.15 |
2.6 acid% ≤ |
0.09 |
0.1 |
2.3.6 acid% ≤ |
0.08 |
0.1 |
2-naphthol% ≤ |
0.4 |
0.5 |
Quick Details
Occupational contraindications Patients with chronic respiratory disease should not perform this operation. [1]
Safety and labour protection pennants
(1) Engineering control containment system and ventilation.
(2) Fire prevention and explosion prevention measures: contact with flammable liquids is prohibited. Fire fighting and fire extinguishing methods: use water spray, carbon dioxide, dry powder, appropriate foam fire extinguishing agent.
(3) Caution for storage and transportation: Store in a cool, ventilated room. Store separately from oxidizer.
(4) Personal protective measures: Ventilation, local exhaust. Skin protection: Wear protective gloves and protective clothing. Eye protection: Wear safety goggles. Ingestion protection: Do not eat, drink or smoke while working. The industrial production method is produced by the condensation of N,N-dimethylaniline and formaldehyde, distillation, crystallization and purification, sulfur, ammonization of urea and ammonium chloride at 150-160℃, filtration and drying of the finished product. Raw material consumption (kg, t) N,N-dimethylaniline (98%) 110 formaldehyde (37%) 460 urea 700 sulphur (99%) 350 ammonium chloride 630 p-aminobenzenesulfonic acid (100%)
Product detail pictures:
Related Product Guide:
CAS No. [95-68-1] Production process. 2,4-Dimethylaniline
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Persisting in "High quality, Prompt Delivery, Aggressive Price", we have established long-term cooperation with clientele from both equally overseas and domestically and get new and old clients' higher comments for High Quality for N-ethylaminobenzene - Factory Price Sell 92-70-6 2-Hydroxy-3-naphthoic acid CAS 92-70-6 Whatsapp/wechat:+86 18705999280 – Mit-ivy , The product will supply to all over the world, such as: Singapore, Turkmenistan, Bhutan, Good quality and reasonable price have brought us stable customers and high reputation. Providing 'Quality Products, Excellent Service, Competitive Prices and Prompt Delivery', we are now looking forward to even greater cooperation with overseas customers based on mutual benefits. We'll work whole-heartedly to improve our solutions and services. We also promise to work jointly with business partners to elevate our cooperation to a higher level and share success together. Warmly welcome you to visit our factory sincerely.
By Joanne from Turkey - 2018.05.22 12:13
This company has the idea of "better quality, lower processing costs, prices are more reasonable", so they have competitive product quality and price, that's the main reason we chose to cooperate.
By Audrey from Jordan - 2017.12.09 14:01