p-Phenylenediamine, an organic compound with the formulaC6H8N2, is one of the simplest aromatic diamines and a widely usedintermediate.
Mainly used in the manufacture of azo dyes and sulfide dyes, but alsoused in the production of fur black D, fur blue black DB, fur brown NZand rubber antiaging agent DNP, 288, DOP, DBP. P-phenylenediamineis also used as the raw material of cosmetic hair dye ur silk D, gasolinepolymer inhibitor and developer.Determination of ammonia, copper, gold, hydrogen sulfide, iron,magnesium, oxidant, ozone, sulfur dioxide and vanadiumdetermination of chromium. Fluorescent indicator for acid-basetitration (pHs3.1 no fuorescence, pH>4.4 orangefuorescence). Reducing agent.
Re na le lifeme tse ngata tsa boleng bo holimo tse nang le tšebelisano e tebileng, tse ka u fang lihlahisoa tsa boleng bo holimo le litheko tsa tlholisano. Hape re ka fana ka litheolelo bakeng sa ho reka ka bongata.'Me re sebelisana le lik'hamphani tse ngata tsa litsebi tse tsamaisang thepa, li ka isa lihlahisoa ka mokhoa o sireletsehileng le ka thelelo matsohong a hau. Nako ea ho fana e ka ba matsatsi a 3-20 ka mor'a hore ho netefatsoe tefo.
Sebaka se qhibilihang | 139 °C |
Ntho e belang | 267 °C(lit.) |
tekano | 1.135 g/cm3 (20ºC) |
boima ba mouoane | 3.7 (vs air) |
khatello ea mouoane | 1.08 mm Hg ( 100 °C) |
index ea refractive | 1.6339 (estimate) |
Fp | 156 °C |
mocheso oa polokelo. | 2-8°C |
ho qhibiliha | Soluble in alcohol, chloroform, ether and hot benzene. |
pka | 4.17(at 25ºC) |
sebopeho | Powder or Flakes |
Colour Index | 76060 |
mmala | White, gray, or purple to brown |
PH | 9 (50g/l, H2O, 20ºC) |
PH Range | NonQ uorescence (3.1) to orange/yellow Q uorescence (4.4) |
Ho qhibiliha ha Metsi | 47 g/L (25 ºC) |
Merck | 14,7285 |
BRN | 742029 |
Exposure limits | TLV-TWA 0.1 mg/m3 (ACGIH 1989); TWA skin 0.1 mg/m3 (MSHA and OSHA); IDLH 25 mg/m3 (NIOSH); carcinogenicity: Animal Inadequate Evidence (IARC). . |
Stability: | Stable, but oxidizes when exposed to air. Incompatible with oxidizing agents. Store under inert atmosphere. |
1. Na u feme kapa k'hamphani ea khoebo?
Re komnay e kopanyang indasteri le khoebo, ho fana ka ts'ebeletso e le 'ngoe.OEM e ka amoheloa.
2. O fana ka mehlala? Na ke mahala kapa ho feta?
Mehlala ea mahala. Tefiso ea thepa ea sampole e hloka ho lefuoa ka lehlakore la hau.
3. O na le litifikeiti tse amanang le taolo ea boleng?
Setifikeiti sa ISO 9001:2008 ho netefatsa boleng.
4. Ke fane ka eng ho fumana khotheishene?
Pls re tsebise ka mofuta oa sehlahisoa seo u se hlokang, bongata ba odara, aterese le litlhoko tse ikhethileng. Khotheishene e tla etsoa bakeng sa referense ea hau ka nako.
5. U khetha mofuta ofe oa mokhoa oa ho lefa? Ke mantsoe a mofuta ofe a amoheloang?
Melao e Amoheletsoeng ea Thomello: FOB,CFR,CIF,EXW;
Chelete ea Tefo e Amoheletsoeng: USD;
Mofuta oa Tefo o Amoheletsoeng: T/T, Western Union; Paypal, Tiisetso ea Khoebo.
Puo e Builoeng: Senyesemane.
Lihlopha tsa lihlahisoa