
britton-robbinson buffer

britton-robbinson buffer (urf bee. aar. bee. urf paim) ack "saarvbhaumik" pee. aich. buffer haye jiska upayog 2 seey 12 taka pee. aich. renz key liye kiya jaataa haye. saarvbhaumik buffer mein ghatati taakat (pee "key" aeye koo badhaana) key acid key mishran hotey hain, taaki pee. aich. mein parivartan lagbhag kshaar kii matra key samanupati hoe. isamen 0.4 meater boric acid, 0.4 meater phosphoric acid aur 0.4 meater acetic acid kaa mishran hotaa haye jise 0.2 meater sodium hydroxide key saath vaanchhit ph mein titrate kiya gayaa haye. britton aur robbinson ney ack dusare sutrikaran kaa bhee prastaav rakhaa jisane anivarya roop seey ph 2.5 seey ph 9.2 (aur buffer seey ph 12) taka kshaar koo jodane key liye ack raikhik ph pratikriya dee. iss mishran mein 0.0286 m citric acid, 0.0286 m monopotasium phosphat, 0.0286 m boric acid, 0.0286 m veronal aur 0.0286 m hydrochloric acid hotaa haye joe 0.2 m sodium hydroxide key saath titrated hotaa haye.
iss buffer kaa aavishkaar 1931 mein angreji rasaayanagya hubert thomas steinly "cavin" britton (1892-1960) aur newzealand key rasaayanagya robert anthany robbinson (1904-1979) dwara kiya gayaa thaa.

