03Aug 2015

We supply 4-Hydroxy Tempo cas 2226-96-2 used as polymerization inhibitor with competitive price,high quality and regular basis.

4-Hydroxy Tempo is our mature product and the monthly capacity is 500tons. 95% for exporting to USA,India,Turkey and Europe.we have got formal Reach. 

The line regulation is 99%min purity,however, we can keep 99.5%.  

It can replace 1,4-Benzenediol (hydroquinone) completely. 

Specification of 4-Hydroxy Tempo

COA 4-Hydroxy TEMPO

Item Specifications Results
Appearance Orange red flakes Confirms
Ash 0.10% max 0.06
Assay 99.0% min .(GC) 99.7%
Melting point 70.0~72.0℃ 70.8℃
Water content 0.50% max 0.35%
Solubility Should be soluble in acid water,And other organic solvent Confirm
Ph value 8-11 9.5
Conclusion The results conforms with enterprise standards


More About 4-Hydroxy Tempo


Synonyms:1-Oxyl-2,2,6,6-tetramethyl-4-piperidinol;2,2,4,4-Tetramethyl-4-Piperidinol N-oxide;2,2,6,6-Tetramethyl-1,4-piperidinediol;2,2,6,6-Tetramethyl-4-hydroxypiperidin-1-oxyl;2,2,6,6-Tetramethyl-4-hydroxypiperidinooxy;2,2,6,6-Tetramethyl-4-hydroxypiperidinooxy radical;2,2,6,6-Tetramethyl-4-hydroxypiperidyl 1-oxyl;2,2,6,6-Tetramethyl-4-oxypiperidine-1-oxyl

Molecular formula:C9H18NO2


Use Of 4-Hydroxy Tempo:

As retarder in the production of ethene and to avoid the self polymerization during the produce,separation,refine.The property is better than Phenols and aromatic amine, ethers, quinones and nitro compounds

Package Of 4-Hydroxy Tempo:25kgs/drum,9tons/container(with pallets)

Certificate OF 4-Hydroxy Tempo:Reach,ISO



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