Potassium hydrogen phthalate CAS 877-24-7

CAS:877-24-7

Tsarin Kwayoyin Halitta:C8H5KO4

Nauyin kwayoyin halitta:204.22

EINECS:212-889-4

Ma'ana iri ɗaya:POTASSIUM ACID PHTHALATE BUFFER GRADE; potassium hydrogen phthalate, primary standard, acs; POTASSIUMBIPHTHALATE, BIOTECHGRADE; POTASSIUMBIPHTHALATE, CRYSTAL, REAGENSPECIAL, ACS; POTASSIUMBIPHTHALATE, ULTRAPURE; SODIUM AMYL XANTHTATE; POTASSIUM ACID PHTHALATE PRIMARY STANDARD (ACS); POTASSIUM ACID PHTHALATE MAGANIN, 0.100 N

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Menene Potassium hydrogen phthalate CAS 877-24-7?

Farin lu'ulu'u na potassium hydrogen phthalate. Yawan da ke tsakanin su shine 1.636. Narke a cikin kusan sassa 12 na ruwan sanyi da sassa 3 na ruwan zãfi; Yana narkewa kaɗan a cikin ethanol. pH na ruwan 0.05M a digiri 25 Celsius shine 4.005. Narke a digiri 295-300 Celsius.

Ƙayyadewa

Abu	Ƙayyadewa
Wurin tafasa	98.5-99.5 ;°C/740 ;mmHg(haske.)
Yawan yawa	1.006 g/mL a 20 °C
Wurin narkewa	295-300 °C (disamba) (haske)
PH	4.00-4.02 (25.0℃±0.2℃, 0.05M)
juriya	H2O：100 mg/mL
Yanayin ajiya	A adana a tsakanin +5°C zuwa +30°C.

Aikace-aikace

Ana amfani da sinadarin potassium hydrogen phthalate don daidaita ma'aunin sodium hydroxide saboda sauƙin samun samfuran tsabta ta hanyar sake yin amfani da su, rashin ruwan crystallization, rashin hygroscopicity, sauƙin ajiya, da kuma daidaito mai yawa; Hakanan ana iya amfani da shi don daidaita ma'aunin acetic acid tare da perchloric acid (ta amfani da methyl violet azaman alamar).