Atmospherically subimation temperature over 76°C. Easily to decarboxylate and change into phenol and carbon dioxide when heated atmospherically, and its aqueous solution appears acid reaction, become purple with FeCl3, slightly dissolves in water but dissolves in boiling water easily. Soluble in ethanol or ether and slightly soluble in Chloroform.
-Boiling point: 211°C
-Melting Point: 158-161 °C
-Flash Point:157°C
-Density:1.44g/cm3
Specification of Salicylic acid
Item Industrial Grade Sublimed Grade Pharma Grade
Purity, % min. 99.0 99.0 99.0-100.5
Phenol, % ma . 0.20 0.10 0.10
Melting point, °C max 156 158 158
Sulphate ash, % max. 0.30 0.20 0.10
Loss on drying, % max. 0.50 -- --
Mositure. % max. 0.50 0.40 0.40
Heavy metals, ppm max 20 -- --
Sulphate, % max 200 -- --
Service
Pre-Sales Service
* Prompt reply and 24 hours online, professional team to provide best price and high quality product.
* Sample testing support.
* Every batch of products will be tested to ensureits quality.
*The packing also can be according the customers` requirment.
*Any inquiries will be replied within 24 hours.
*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.
After-Sales Service
*The fact of logistics information monitoring.
* Any questions about the product can be consulted at any time.
*Product has any problem can return.
Shipping
1. ≤50kg, Express delivery recommended, usually called as DDU service;
2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;
3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;
4. For high value products, please select air shipping and express delivery for safe.
About Us:
Hebei Zhanyao Biotechnology Co. LTD is established in 2010, which is a fast growing intermediate company located in Shijiazhuang, Hebei Province. After ten years of development, Hebei Zhanyao has become a diversified company, not only involved in Pharmaceutical Intermediates, but also in the field of agricultural products. Also Have factory for plastic&rubbler granule, So far, Hebei Zhanyao has operations in 35 countries, and most of its big customers are from Europe and the United States. The quality of hebei Zhanyao products is always the best among Chinese suppliers, with some products of 99.9+ purity. This is an important reason for customers to choose
High quality with competitive price.
1. Standard bp/usp/ep/enterprise standard.
2. All purity>99%.
3. We are manufacturer and can provide high quality products with factory price.
Fast and safe delivery.
1. Parcel can be sent out in 24 hours after payment tracking number available.
2. Secure and discreet shipment verious transportation methods for your choice.
3. Customs pass rate >99%.
4. We have our own agent/remailer/distributor who can help us ship our products very fast and safe, and we have stock in there for transferring.
We have clients throughout the world.
1. Professional service and rich experience make customers feel at ease, adequate stock and fast delivery meet their desire.
2. Market feedback and goods feedback will be appreciated , meeting customers' requirement is our responsibility.
3. High quality, competitive price, fast delivery, first-class service gain the trust and praise from the customers.
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