Curing agent

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price: Negotiable
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Total supply:
Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-10-09 20:57
Browse the number: 117
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Product details

1.About products
English name:P-Toluene Sulfonic acid(short for PTSA)
Molecular formula:C7H8O3SH2O 
Molecular weight:190.2
CAS No.:104-15-4,6192-52-5 
Executive standard:Q/320511 XXH01-2001
EINECS:203-180-0
UN NO.:2585
HS NO.:2904100000
Technical index::

Item/index mother liquor The coarse product Pharmaceutical grade Pharmaceutical grade refined grade Reagent grade Special grade
Total acidity ≥%(sulfonic acid) 40-80 90 93 95 97/98 99 99
Free acid ≤% 20-40 3-6 3 3/2 0.7/0.5 0.3 0.1
Moisture(not includingcrystal water )≤% / 4-12 4/2 3.5 2.3 1.9/0.9 /
Fe++ ≤ppm / / 70/50 50/30 30/20 20/10 /
Ignition residue ≤% / / / 0.2 0.2 0.02 /
Melting point(℃) / / / / 100 103 105
Alcohol solution test / / / qualified qualified qualified qualified
Water solution test / / / qualified qualified qualified qualified
Color / white white white white white white
Packing 25kg plastic woven bag
Main application used for synthesis of doxycycline on medicine, dipyridamole, amoxicillin, hydroxyl ammonia benzyl cephalosporin intermediates such as important raw material; Widely used in organic chemical industry; In dilute acid ester c, textile auxiliaries, photographic film, polymerization of stabilizer and organic synthesis catalyst (esters); In resin, paint, man-made board, casting, paint and other industries are widely used as curing agent, and curing speed, the film does not change color; Is also a synthetic ethoxy quinoline important raw materials, also widely used in pesticide synthesis industry, also used as electroplating intermediates.
Notes p-toluene sulfonic acid is 8 classes of dangerous goods, tax refund 9%, no regulatory conditions.Our company can provide dangerous package certificate according to customer requirements, MSDS, identification of dangerous goods.
Our advantages 1.We have full experience of large numbers containers loading
2.Companies have complete production lines
3.Factory is near to Qingdao Port of China
4.Pack with pallet as buyer's special can requested
5.Fast shipment by reputed shipping line can provided
Delivery Detail within 10 work days after payment confirmed

2.About us
Linqu like chemical trading Co., Ltd. is located in Weifang Linqu Xicheng Industrial Park, mainly engaged in all kinds of chemical products business and sales, refined p-toluene sulfonic acid and refined sodium p-toluene sulfonate product best-selling domestic and foreign markets.
Linqu like chemical trading Co. Ltd. Company as Zibo like Fine Chemical Technology Co Ltd, of which Zibo like Fine Chemical Technology Co., Ltd. is mainly responsible for product technology R & D and sales, Linqu like chemical trade Co. Ltd. is mainly responsible for product import and export issues and domestic sales, Ji'nan like industry & Trade Co., Ltd and Puyang like Bio Technology Co. Ltd mainly responsible for production. Linqu like chemical trade limited company strength, heavy credit, abiding by contract, guarantee product quality, with many varieties of management features and the principle of small profits, won the trust of our customers.
3.Certificate:
Including Linqu like chemical Trading Co., Ltd. 
Zibo like Fine Chemical Technology Co., Ltd.
Puyang city like Bio Technology Co. Ltd.
Ji'nan like industry and Trade Co., Ltd.
Linqu like chemical Trading Co., Ltd.

 

 

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