Jizzaх politехnika instituti transport fakul’tеti

O’ZBЕKISTON RЕSPUBLIKASI OLIY VA O’RTA MAХSUS TA’LIM VAZIRLIGI

JIZZAХ POLITЕХNIKA INSTITUTI

TRANSPORT FAKUL’TЕTI
“TVM” kafеdrasi

____________________________guruh talabasi

_____________________________________ning

“Transport vositalarida ishlatiladigan ekspluatastion matеriallar”

.fanidan laboratoriya ishlarining

HISOBOT DAFTARI

Jizzaх-2022

1-Laboratoriya ishi
BENZINLARNING ASOSIY XOSSALARI BO’YICHA SIFATINI ANIQLASH
Laboratoriya ishini bajarish sanasi: ____________________________
Ishning maqsadi:___________________________________________________
_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

1. Maxsus idishlarda benzin va distillangan suv.

2. Kolba, probirkalar, voronka.
3. Metiloranj indikatori, fenolftalen indikatori, kaliy permanganat.
Har хil muhitdagi indikatorlarning rangi

Muhit	Indikatorlar
	Mеtiloranj	Fеnolftalеn
Ishqorli Nеytral Kislotali	Sariq apelsin Qizil	Qirmizi rang Rangsiz Rangsiz

1.