RECOMMENDATIONS. 
119 
Chromate of Potash.K + Cr 
• • • • 
Manganate of Potash. . . . K + Mn 
P. 
Hyperchlorate of Potash. . K + Cl 
Hypermanganate of Potash 
• ••••••• 
K + Mn -f- Mn 
Hyperchlorate of Ammonia n-j- Cl 
Hypermanganate of Ammonia 
n + Mn + Mn 
• •• 
Q. 
Sulphate of Silver and Ammonia 
• *•» 
Ag+2n + S 
Seleniate of Silver and Ammonia 
• • • • 
Ag + 2 n + Se 
Chromate of Silver and Ammonia 
• • • • 
Ag-f 2 n-J- Cr 
Q. 
Sulphate of Nickel .. Ni + S + 7q 
• • • • 
Seleniate of Nickel. . Ni+Se-f-7q 
• • • • 
Seleniate of Zinc . . Zn+Se-f-7q 
P'. 
Sulphate of Iron .... Fe -j- S + 6q 
• ••• 
Sulphate of Cobalt.. Co + S + 6q 
• ••• 
Sulphate of Copper. . Cu+ S -f Gq 
Sulphate of Copper and Nickel 
(Cu,Ni) + S+6q 
Sulphate of Copper and Magnesia 
(Cu, M) + S-f 6q 
Sulphate of Copper and Zinc 
(Cu, Zn) + S + 6q 
Sulphate of Zinc and Magnesia 
(Zc, M) + S + 6q 
Sulphate of Magnesia and Man¬ 
ganese.(M, Mn) + S + 6q 
• 
Sulphate of Soda. . . . N + S+ lOq 
• • • • 
Seleniate of Soda . . N+ Se+ lOq 
• • • • 
Chromate of Soda. . N + Cr-f lOq 
P'. 
Double Sulphates of the form 
R + S-f K+S-f 6q, or 
• ••• 
R+ S-J-n4-S + 8q ; where 
R is M, Fe, Co, Zn, Ni, Cu, Mn. 
M + S + K + S + 6q 
M -f S + n + S + 8q 
Cu+S + K + S + 6q 
Cu+S + n + S + 8q 
Mn -fS + K-|-S+6q 
• ii* ••• 
Mn + S -f n + S -f 8q 
Fe + S + K4-S + Gq 
• Ml • • • 
Fe + S + n + S + 8q 
Co + S + k+S + 6q 
• • • • in 
Co -)- S -j- n -|- S ~(~ 8q 
