three sorbents were employed to establish the most appropriate conditions for the application of a fast , readily applicably and highly sensitive method -- silica gel g , dg and kiselgur `` '' merk '' '' , as well as 14 mobile phases -- monocompound ( n-hexane , n-heptane , acetone benzol and toluol ) , double combinations ( hexane-acetone 4:1 , hexane-acetone 9:1 , hexane-benzol 1:1 , hexane-benzol 4:1 , heptane-acetone 7:1 , benzol-hexane 4:1 , benzol-acetone 9:1 , and petrolium ether-tetrachlormethane ) and triple combinations ( acetone-toluol-hexane 1:15 and 5 developers ( a diazosalt , bromine vapours + diazosalt , palladium bichloride , bromphenol blue , and silver nitrate , sodium hydroxide , ammonia gas ) .
C0002607
, ammon
C0017110
a g