P-Phenylenediamine CAS 106-50-3 China factory supply Low price High Purity Best Quality Hot Selling High customer satisfaction.
Product Description
A white to purple crystalline solid (melting point 234 F) that turns purple to black in air. Flash point 309 F. Toxic by skin absorption, inhalation or ingestion. Used for production of aramid fiber, antioxidants, as a laboratory reagent, in photographic developing, and as a dye for hair and furs.
product video
Product Application
P-phenylenediamine is important dye intermediates and is mainly used in the manufacture of dyes and sulfur dyes.
product specification
Density | 1.2±0.1 g/cm³ |
Boiling Point | 267.4±13.0 °C at 760 mmHg |
Melting Point | 139 °C |
Molecular Formula | C6H8N2 |
Molecular Weight | 108.141 |
Flash Point | 135.9±19.3 °C |
Exact Mass | 108.068748 |
PSA | 52.04000 |
LogP | -0.68 |
Vapour density | 3.7 (vs air) |
Vapour Pressure | 0.0±0.5 mmHg at 25°C |
Index of Refraction | 1.661 |
Package
In powder form | <25kg | A plastic bag an aluminum foil bag |
>=25kg | Cardboard drum with built-in transparent bags and aluminum foil bags | |
Common chemiical products | Shipped directly in bags | |
In liquid forom | <25kg | Various types of chemical barrels |
High-value products with R&D nature | Shipped in fluorinated bottles |
Shipping
Orders placed before 17:00 from Monday to Friday will generally be shipped from the factory to the freight forwarder on the same day (generally not shipped on weekends), and will arrive at the freight forwarder in about three to four days.
The freight forwarder will issue an international tracking number on the day or the next day of arrival.
Depending on the country, we will use different shipping methods. Generally, dedicated lines, logistics and postal services are the main ones, and some will ship to DHL, Fedex, UPS, etc.
Air and sea transportation are the main ones, supplemented by truck transportation and truck transportation. Our transportation is almost all door-to-door services, completing customs clearance between the exporting country and the importing country, except for special circumstances in some countries or regions.
Contact us
Hello, nice to meet you here. Are you interested in this product? This product is put on the shelves by me. I know a lot about this product. If you need any consultation, you can contact me at any time and strive to provide you with the most satisfactory pre-sales and after-sales services. My contact information is below, welcome your inquiries.
FAQ
Q1:Ship from China via Fedex, UPS, DPD, Royalmail, Hermes, Special line etc?
Pickup or Truck/DPD option available from warehouses in Germany!
Q2: Are you factory or trading company?
We are a factory and with Export Right. It means factory + trading.
Q3:How does your factory make sure the product quality?
A: 1.We will check the samples randomly.
2.Ensure the quality and storage safety of each batch of products.
3.We will make a final inspection before shipment to avoid any problems.
Q4: What is the delivery time/method?
A: We usually ship out the goods within 1-3 working days after payment
confirmed. We can express by door to door, by air, by sea, you can also choose your freight forwarder.
Q5: Do you provide after-sales service?
A: We provide 7*24h service. We have a professional after-sales team to solve your problems, you are welcome to place an order.
company information
Demei Pharmaceutical Technology Co., Ltd. is a modern high-tech chemical enterprise engaged in the research, development, production and sales of pharmaceutical raw materials and organic intermediates. Provide product and service portfolios on a global scale, located in Hebei Province, We have a professional and well-equipped high-quality R&D team Having years of research and development experience. Our products are widely exported to the UK, Germany, Australia, the Netherlands, Poland, Russia, Kazakhstan, the Philippines, Malaysia, Singapore and many other countries with efficient transportation services. we do business with customers based on the principle of honesty and trustworthiness.
Demei Pharmaceutical Technology Co., Ltd. hope to establish long-term cooperative relationships with more friends in the future and provide you with the highest quality products and services.
factory & Warehouse
Our factory has a stable annual output of 50,000 tons of raw materials all year round. The production chain and sales chain continue to be saturated. Our warehouse has a large reserve of powder and liquid stocks. We welcome people from all walks of life to support and cooperate.
Our Advantage
1.About price: The price is negotiable. It can be changed according to your quantity or package.
2.About product: Our products are pharmaceutical grade with high purity and sufficient dosage and good quality, which can provide COA reports.
3. Always a pre-production sample before mass production; Always 100% Inspection before shipment;
4. We are a factory with our own production line.