Tlic Rojjal Agricultural Society of England. 883= 617 
CHAPTER III. 
Science. 
'.emistry. — The Chemical department of the Society has for chemistry. 
iny years been one of the most important, especially since 
Council resolved to publish the names of those persons who 
iplied to its members artificial manures and feeding-stuffs 
iich on analysis proved to be inferior or adulterated. The 
iiemical Committee has the immediate supervision of this 
(partment; and the post of executive officer, officially known 
: the " Consulting Chemist," has for many years been held by 
Voelcker, in whose skill and knowledge the Society and 
1 ; public repose complete confidence. The duties of the Con- 
! ting Chemist are (1) to make analyses at a stipulated charge 
] those Members of the Society who are not engaged in the 
iinufacture or sale of the substances sent to be analysed; 
l) to report to the Chemical Committee any cases of inferior 
( adulterated substances thus sent for analysis ; (3) to conduct 
( superintend experiments in the field and researches in the 
] )oratory ; (4) to write such reports and memoirs as may from 
1 le to time be deemed desirable for publication in the Society's 
* ournal ' or otherwise. 
The following Table will show the reduced scale of fees Members' 
(irged for analyses made for the Members, and the extent to ^"^'^"^S^^ 
nich the privilege was used last year; and it may be added" 
lit the average number of analyses made in a year is, in round 
I mbers, about 700 : — 
No. of 
; Analyses. 
An opinioa of the genuineness of Peruvian Guano, bone-dust 
or oil-cake (each sample) 5s. 1 
An analysis of guano; showing the proportion of moisture, I g- 
organic matter, sand, phosphate of lime, alkaline salts | 
and ammonia 10s. ! 
An estimate of the value (relatively to the average samples 
in the market) of sulphate and muriate of ammonia and 
of the nitrates of potash and soda 10s. 70 
An analysis of superphosphate of lime for soluble phos- 
phates only 10s. 1 
An analysis of superphosphate of lime, showing the pro- I yj-^ 
portions of moisture, organic matter, sand, soluble and j 
insoluble phosphates, sulphate of lime and ammonia .. £1) 
An analysis (sufficient for the determination of its agricul- 
tural value) of an ordinary artificial manure , £1 49 
Limestone : the proportion of lime, 7s. (Sd. ; the proportion 
of magnesia, 10s.; the proportion of lime and magnesia 15s. | 
Limestone or marls, including carbonate, phosjihate and > 20 
sulphate of lime and magnesia with sand and clay .. £lj 
