BAIRD & IXTLOCK (LONDON) LTD. 



Standard Solutions continued. 



Phenol Disulphonic acid, pure, for estimation of nitrites 

 Potassium Bichromate, decinormal 

 Carbonate, normal 



decinormal 



Chromate solution, for the estimation of chlorides, 2 oz. bottles, 6d. . . 

 Cyanide, standard, for mercury or copper 

 Ferrocyanide, standard for zinc 

 Hydrate (caustic potash) normal 



,, decinormal .. 



seminormal alcoholic 

 ,, solution for absorption of CO 2 



for NH,, i c.c. = i c.c. dry gas, etc. . . 

 Iodide, standard, for mercury . . 



solution, for estimation of oxygen absorbed, by Tidy's process, 2 oz. 



bottles, is. 6d. 

 Nitrate $ to ?* 



,, ,, standard, i part N in 100,000 



Nitrite, i c.c. = o.oi mgm. N 2 O S 

 Permanganate, decinormal 



standard, for N 2 O 3 , i c.c. = I c.c. dry gas, etc. 

 solution, i c.c. = o.i mgm. oxygen 

 alkaline, for albuminoid ammonia 



Sulphide solution Kjeldahl's process 

 Thiocyanate, decinormal 



Silver Nitrate, decinormal 



,, ,, standard for HC1, i c.c. = i c.c. dry gas, etc. 

 ,, ,, for chlorides in water 



Soap Solution, Clark's 



Wanklyn's 



Sodium Acetate, acetic acid solution of, for P 2 estimation . . 

 ,, Arsenite, decinormal, for chlorine . . 

 ,, Carbonate, normal 



decinormal 



standard, i c.c. = 0.25 grain S0 3 

 ,, Chloride, decinormal 



standard, i c.c. = o.ooi gm. Cl . . 

 Hydrate (caustic soda) normal 

 ,, ,, decinormal . . 



,, ,, standard, for milk analysis, i c.c. = o.oi gm. lactic acid 



i c.c = i% NH 3 using i gram of sample 

 ,, ,, 10% free nitrogen 



-25% 



1.500 sp.gr. 



Nitrite, standard, i c.c. = o.oi mgm. N 2 O 3 

 Phosphate, standard (or ammonio-sodium phosphate), for P 2 6 in manures, etc. . . 



Phosphate, standard, for bismuth 



Sulphide, 10%, free from iron 



standard, for copper, zinc, lead, etc. 

 Thiosulphate, decinormal . . 

 . standard, for oxygen absorbed 



Uranium, Acetate, standard, i c.c. = 0.005 gm- V^s 



i c.c. = i % soluble phosphate using i gram of the sample . 



Nitrate, standard, i c.c. = 0.005 gm. PjOs 

 Water, Distilled, free from ammonia 



.. .. free from ammonia and organic matter 



Zinc Chloride, standard, for standardising ferrocyanide in zinc analysis 



Per litre for 



quantities 



less than 



i litre. 



s. d. 



.10 6 



. 3 6 



3 6 



3 6 



.' 4 6 



3 6 



3 6 



3 6 



15 6 

 . 4 6 

 . 4 6 



4 6 



3 6 



3 6 



8 6 



3 6 



4 6 

 3 6 



6 o 

 3 o 



3 6 



5 6 



4 6 



4 6 



5 6 

 5 6 



2 6 

 4 6 



3 6 



3 6 



4 6 

 3 6 

 3 6 

 3 6 

 3 6 



3 6 



4 6 



5 6 



7 6 



6 6 



8 6 

 3 6 

 3 6 

 3 6 

 3 6 

 3 6 



2 6 

 10 6 

 10 6 

 10 6 



3 6 

 3 6 



10 o 



3 o 



3 o 



3 o 



4 o 

 3 o 

 3 o 



3 o 

 15 o 



4 o 

 4 o 

 4 o 



8 o 



4 o 



5 6 

 a 6 



3 o 



4 o 



4 o 



5 o 



2 o 



4 o 



3 o 



3 o 



4 ^ 

 3 o 

 3 o 

 3 o 

 3 



3 o 



4 o 



5 o 



7 o 



6 o 



8 o 



3 



^ 



J 



3 o 



2 



9 o 



Q 



9 o 



i o 

 j 

 j 



1236 



