Ha re leke feela ka hohle ho o fa ditshebeletso tse ntle ho hoo e ka bang moreki e mong le e mong, empa hape re itokiseditse ho fumana tlhahiso efe kapa efe e fanwang ke bareki ba rona bakeng sa Newly Arrival China Rekisa CAS 79-09-4 Propionic Acid ka Theko ya Feme, Sepheo sa rona ke ho thusa bareki ba batlang ho fumana ditshebeletso ho utlwisisa dipheo tsa bona. Re etsa boiteko bo botle ba ho fihlella boemo bona ba ho hlola bohle mme re o amohela ka tieo hore o ingolise bakeng sa rona!
Ha re leke feela ka hohle ho o fa ditshebeletso tse ntle ho moreki e mong le e mong, empa hape re se re loketse ho fumana tlhahiso efe kapa efe e fanwang ke bareki ba rona bakeng sa, Ho fihlela jwale thepa ya rona e rometswe kantle ho naha Europe Botjhabela, Botjhabela bo Hare, Borwa-botjhabela, Afrika le Amerika Borwa jj. Re na le dilemo tse 13 tsa thekiso le theko ya dikarolo tsa Isuzu lapeng le kantle ho naha le beng ba ditsamaiso tsa elektroniki tsa ho hlahloba dikarolo tsa Isuzu tse ntlafaditsweng. Re hlompha molao-motheo wa rona wa Botshepehi kgwebong, ho beha pele tshebeletsong mme re tla etsa sohle se matleng a rona ho fa bareki ba rona thepa ya boleng bo hodimo le tshebeletso e ntle.
3. Ho ntša
Boima ba 5.0 g ea sampole ka har'a beaker ea 100 mL.
Kenya 20 mL ea metsi le 0.5 mL ea tharollo ea phosphoric acid ea 1.0 mol/L.
Etsa tlhahiso ea ultrasound metsotso e 10.
Fetola pH ho hoo e ka bang 3.0 u sebelisa tharollo ea phosphoric acid ea 1.0 mol/L.
Fetisetsa motsoako ka har'a botlolo ea 50 mL ea volumetric, o e qhibilihise ka metsi ho fihlela e le letšoao, 'me u kopanye hantle.
Fetisetsa sampole eohle ka har'a tube ea polasetiki ea 50 mL, e tlohele e eme metsotso e 5, ebe e centrifuge ka lebelo la 8000 rpm metsotso e 5.
Bokella 5 mL ea supernatant bakeng sa ho hloekisa.
4. Tlhoekiso – ProElut PLS 500 mg/6 mL (Katse.# 68005)
a. Ho lokisa: Eketsa 5 mL ea methanol le 5 mL ea metsi ka tatellano.
b. Ho kenya: Kenya supernatant e tla hlwekiswa mme o lahle ditshila.
c. Ho hlatsoa: Kenya 5 mL ea tharollo ea methanol ea metsi ea 10% 'me u lahle metsi a litšila.
d. Elution: Kenya 5 mL ea tharollo ea methanol ea metsi ea 40%, bokella eluate, 'me u kopanye hantle bakeng sa tlhahlobo ea HPLC.