354 W. 0. Atwater on American Maize. 
ness, and gently ‘aniand, while the filter with its contents was 
incinerated at a much higher heat, and the residue weighed 
with that of the filtrate. 
I append results of experiments by the two methods. 
A 1, 2d method, per cent 1521 7 Soluble, 1-04 
: ‘ ’ soluble, ‘48 
ge ek F sal Se 1S 
56 f 
a“ a 
A 3, Ist 
A average - four others, 1°52 
Soluble, ‘80 
B 1. 2d method, per cent, 1:31 | Tosoluble 51 
1-01 
‘ t ‘ Soluble, 
os pail Insoluble, 29 
B 8. 1st ve eS aa 
B 4 “ce it4 ce ce - 36 
: As intimated above, the amount of earbon left unconsumed 
carbonic acid. The amounts of soluble and insoluble ash cor- 
respond very closely with the amounts of soluble and insol- 
po ingredients, as calculated from the average of the best 
alynca.. 
ae follow the ash-determinations made in case of A and B 
by the second method above described, and in case of C and D 
by the first. ; 
A B Ash, per cent. C. D. 
L II. L IL L IL L wt. 
162 “152 131 1°30 161 158 TST 1k 
Determination of Fat, &c.t—This substance was estimated by 
the use of Storch’s apparatus,t which has proved to be very 
Se. The ground corn was 5 tener 
revious to extraction. Pure ether was the solvent used. 
Corks, if employed for connectors, need to be purified by pre 
- re mre Quant. Anal. on preparation of ash of plants for analysis. Also 
d. Chem. u. Pharm., lxxiii, 366-8. 
pre ‘Acoorting 7. Hoppe Seyler, (Med. Chem. Unters., i, 162), a sample of maize 
3-170 per --* ee contained 
ee ww mee ee 
a one 
1888. 8 68. Thave found thar pals tobe 33 Sao om. wide at the | 
abs. & 68, Thare found that 6 ghee fabe 18 Gn. long, & on, il 8 . 
to the lower 4 cm. 
