USD $2.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
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
boron basic information
product name: boron
synonyms: b;trona elemental boron;b am i boron;b am ii;b am iii;boron aa/icp calibration/check standard;boron aa single element standard;boron, aas solution standard
cas: 7440-42-8
mf: b
mw: 10.81
einecs: 231-151-2
product categories: industrial/fine chemicals;inorganics;boron;catalysis and inorganic chemistry;chemical synthesis;electronic chemicals;micro/nanoelectronics;pure elements;metal or element
mol file: 7440-42-8.mol
boron structure
boron chemical properties
mp 2300°c
bp 2550°c
density 2.34 g/ml at 25 °c(lit.)
solubility h2o: soluble
form pieces
merck 13,1333
stability: stable. substances to be avoided include strong oxidizing agents and strong acids. may decompose on exposure to air - store under nitrogen. highly flammable.
cas database reference 7440-42-8(cas database reference)
nist chemistry reference boron(7440-42-8)
epa substance registry system boron(7440-42-8)
safety information
hazard codes xn,f
risk statements 22-11-63-62
safety statements 16-24/25-45-36/37/39-27-26
ridadr un 3178 4.1/pg 2
wgk germany -
rtecs ed7350000
hazardclass 4.1
packinggroup iii
hazardous substances data 7440-42-8(hazardous substances data)
msds information
provider language
boron english
sigmaaldrich english
acros english
alfa english
boron usage and synthesis
chemical properties charcoal-grey pieces or black powder
boron preparation products and raw materials
raw materials sodium hydroxide-->sodium-->hydrogen-->hydrofluoric acid-->aluminium-->sulphur-->silica glass-->diborane-->boron trichloride -->sodium tetraborate-->tungsten wire, gold plated, 0.025mm (0.001in) dia, w 99.95% (metals basis), au 99.99%
preparation products boron tribromide-->compound fertilizer-->boron trichloride -->bomn,amorphous