Red phosphorus


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(Chem.) an allotropic modification of phosphorus, obtained as a dark red powder by heating ordinary phosphorus in closed vessels. It is not poisonous, is not phosphorescent, and is only moderately active chemically. It is valuable as a chemical reagent, and is used in the composition of the friction surface on which safety matches are ignited.
(Chem.) See under Phosphorus.

See also: Phosphorus, Red

References in periodicals archive ?
Tenders are invited for Purchase of red phosphorus GOST 8655-75 grade 1
He founded a chemical company, UPL, in 1969 in Vapi with a mere Rs 4 lakh and 20-26 employees to produce red phosphorus, which was used for making match box.
The ingredients for krokodil synthesis include tablets containing codeine, caustic soda, gasoline, hydrochloric acid, iodine from disinfectants, and red phosphorus from matchboxes.
Three papers from Guilin University of Electronic Technology investigate the effect of fumed silica and zinc borate on the thermogravimetric analysis curves of ABS/magnesium hydroxide composite, and assess the synergistic flame retardant effect of fumed silica, zinc borate, and red phosphorus master batch.
A chemical supply company raised the alarm after becoming suspicious about orders placed by car wash owner Jabbar Hyder in the summer of 2011, including iodine and red phosphorus.
Sites used to make meth can teem with dangerous acids, sodium hydroxide, flammable solvents, anhydrous ammonia, lithium and sodium metals, as well as red phosphorus.
The safety match when invented was a revelation and occurred in 1844 when Swedish professor Gustaf Erik Pasch developed a way to replace the very poisonous (and easily ignitable) yellow phosphorus with non-poisonous red phosphorus.
They admitted supplying red phosphorus and iodine, used to make metamphetamine, to dealers in the US where those chemicals are restricted.
It's a drug for the poor that is a mixture of codeine-based "headache" pills and other cheap household ingredients like gasoline, paint thinner, iodine, hydrochloric acid and red phosphorus, (http://www.
The chemicals in question - red phosphorus and iodine - are legal in the UK, but they are strictly regulated in America.
They claim they sold red phosphorus and iodine over the internet without knowing they would be used illegally.
The materials are non-halogenated, contain no red phosphorus or heavy metals, and have a favourable environmental and health profile, says Clariant.