USD $150.00-220.00 / Kilogram
USD $0.33-0.35 / Metric Ton
USD $2.52-2.66 / Metric Ton
USD $2.00-13.00 / Metric Ton
USD $6.00-9.00 / Gram
USD $1.02-1.20 / Kilogram
USD $6.00-9.00 / Gram
USD $70.00-90.00 / Metric Ton
USD $2.10-6.00 / Metric Ton
our company was built in 2009 with an iso certificate.in the past 5 years, we have grown up as a famous fine chemicals supplier in china and we had established stable business relationships with samsung,lg,merck,thermo fisher scientific and so on.our main business covers the fields below:
1.noble metal catalysts (pt.pd...)
2.organic phosphine ligands (tert-butyl-phosphine.cyclohexyl-phosphine...)
3.oled intermediates (fluorene,carbazole,boric acid...)
4.customs synthesis
our advantage:
1. higest quality and good package
2.fast delivery
3.better payment term
4.fast response to customer within 6 hours
5.good business credit in europe ,us ,japan ,korea
anyway ,if you need any chemicals from china ,henan tianfu can help you
1,2,4,5-benzenetetracarboxylic anhydride chemical properties |
mp | 283-286 °c(lit.) |
bp | 397-400 °c(lit.) |
density | 1,68 g/cm3 |
fp | 380 °c |
water solubility | decomposes |
sensitive | moisture sensitive |
brn | 213583 |
cas database reference | 89-32-7(cas database reference) |
nist chemistry reference | 1,2,4,5-benzenetetracarboxylic anhydride(89-32-7) |
epa substance registry system | 1h,3h-benzo[1,2- c:4,5-c']difuran-1,3, 5,7-tetrone(89-32-7) |
our company was built in 2009 with an iso certificate.in the past 5 years, we have grown up as a famous fine chemicals supplier in china and we had established stable business relationships with samsung,lg,merck,thermo fisher scientific and so on.our main business covers the fields below:
1.noble metal catalysts (pt.pd...)
2.organic phosphine ligands (tert-butyl-phosphine.cyclohexyl-phosphine...)
3.oled intermediates (fluorene,carbazole,boric acid...)
4.customs synthesis
our advantage:
1. higest quality and good package
2.fast delivery
3.better payment term
4.fast response to customer within 6 hours
5.good business credit in europe ,us ,japan ,korea
anyway ,if you need any chemicals from china ,henan tianfu can help you