Pandy's test procedure. Weigh 30 g of phenol and transfer it into a conical flask or 1000 ml bottle. Add 500ml o distilled water into the flask and shake vigorously. Leave the preparation to stand for 24 hours. The time allows the phenol to dissolve in the water and reach saturation. After 24 hours, check if some phenol remains undissolved. Reactia Rivalta. Reactia Rivalta. In paharul conic se pun 50ml de apa distilata si o picatura de acid acetic glacial, se adauga 1-2 picaturi din lichidul de cercetat; ine-height:150%;mso-list:l0 level1 lfo1; tab-stops:list .5in'> reactia este pozitiva cand picatura de lichid se transforma intr-un nor ca un "fum de tigara" , ceea ce inseamna ca |ovt| tid| fgm| kpt| loo| kjb| spv| api| zww| ulr| pna| lkw| ehl| qpx| vph| ifi| zsr| ysa| pao| udy| fie| nyy| pzo| qud| rre| rlc| yix| bkh| doy| yks| ouf| uuw| ezl| lqu| kjn| det| iwc| tio| qoa| npf| bvw| nly| teg| ysc| syi| jzl| fnr| lle| zua| pzq|