Potassium hydrogen phthalate CAS 877-24-7
Potassium hydrogen phthalate crystals cad. Cufnaanta qaraabada waa 1.636. Ku milmi qiyaastii 12 qaybood oo biyo qabow ah iyo 3 qaybood oo biyo karkaraya ah; Waxoogaa ku milma ethanol. pH ee xal 0.05M aqueous at 25 ℃ waa 4.005. Ku dumi 295-300 ℃.
Shayga | Tilmaamid |
Barta karkarinta | 98.5-99.5;°C/740;mmHg(iftiin.) |
Cufnaanta | 1.006 g/ml at 20 °C |
barta dhalaalaysa | 295-300 °C (dec.) (Iftiin) |
PH | 4.00-4.02 (25.0℃±0.2℃, 0.05M) |
iska caabin | H2O: 100 mg/ml |
Xaaladaha kaydinta | Ku kaydi heerkulka +5°C ilaa +30°C. |
Potassium hydrogen phthalate waxaa caadi ahaan loo isticmaalaa si loo qiyaaso xalalka caadiga ah ee sodium hydroxide sababtoo ah sahlanaanta helitaanka alaabada saafiga ah iyada oo loo marayo dib-u-kicinta, maqnaanshaha biyaha crystallization, aan hygroscopicity, kaydinta fudud, iyo u dhigma sare; Waxa kale oo loo isticmaali karaa in lagu qiyaaso xal acetic acid leh perchloric acid (iyadoo la isticmaalayo methyl violet sida tilmaame).
Caadi ahaan waxaa lagu buuxiyaa 25kg/durbaan, sidoo kale waxaa la samayn karaa xirmo habaysan.

Potassium hydrogen phthalate CAS 877-24-7

Potassium hydrogen phthalate CAS 877-24-7