pbs be ‘ Re 
wee oy Y tte . ’ . hy 
’ 
. 
O28 cc <8 SREPORT OF “THE CHEMIST. 25955 298 
1 
oe (80) Sent by D. A. Beard, Martinsburgh, W. Va.: Two samples commercial fer- 
tilizer, serial Nos. 5293 and 5296; analyses as follows: 
“ d | = 
¥. : | | 
ay = Phosphoric 
ee No. Sample. : 
Sy | | : P | acid. 
or | | 
is Per cent. 
4 5293" fs, Co GISSOLVEd TOGK:”, oo vtscsncree las = = 16. 20 
5296 | Patapsco Company fertilizer.......-.. 17. 24 
_ | 
3 ; 1) Sent by C. E. Pearson, Beach, Miss.: A marl containing a trace of phosphoric 
~ acid. 
*: (82) Sent by W. W. Cobey, Cross Roads, Md.: Three samples of marl, each con- 
taining a small amount of phosphoric acid. 
» (88) Sent by W. W. Watts, Collegeville, Ark.: A shell marl containing a trace of 
__ phosphoric acid. 
__ (84) Sent by James D. Sherer, DeLand, Fla.: A fertilizer suspected of causing a 
_ diseased condition of orange trees. It contained 8.45 per cent. of phosphoric acid 
and 1.46 per cent. of nitrogen. This fertilizer does not appear to be of a nature to 
produce any deleterious effect upon orange trees, and the disease complained of is” 
doubtless due to some other cause. 
(85) Sent by committee on nitrogen of the Association of Official Agricultural 
- Chemists: Six samples, in which the nitrogen was determined as indicated by the 
following table: 
) 
Soda lime | Kjeldahl | Ruffie | New Ruffle 
oe method. | method. | method.| method. 
| 
| 
" : Per cent. | Per cent. |Per cent.| Per cent. 
Metis. ook aly 13.49 13. 86 13. 44 | 13.83 
Le ee eee 2.97 2. 82 2.57 3. 24 
>.> vee as aaraiocitsa 3.08 3.20 3.05 3.16 
oa Ae eee ete Rotee | Ae acieta creme oks cig ce Ree 3.30 2.7 
Be CSD Be: OPE RR En) RR es PAA 3.14 2.91 
L eater te awl \ waie/agmaneies cle Pactean eae 2. 52 2.57 
he. (6) Sent by committee on phosphoric acid of the Association jof Official Agri- 
cultural Chemists: Five samples for the determination of phosphoric acid: 
| 
| Total | Soluble Insoluble 
Number. Moisture. |phosphoric| phosphoric/phosphoric 
| acid. acid. | acid. 
| ee 
Per cent. Per cent. | Per cent. | Per cent. | 
TEs Saco vaakess .76 CT ocean ie sf A ai es ese 
= LA ey aI 6.44 Tae as |e oie eee ely tt 
cM earn 14. 06 9.63 6.74 1.30 
; oes 9. 33 15.22 10.68 1.28 
| Bas mecca aoe 8.25 18.06 6.78 3.34 
| 
. (87) Sent by committee on dairy products of the Association of Official Agri- 
cultural Chemists: Four samples of butter and butter substitutes: 
o> 
| H 
| Volatile | 
Shas Papas | acids, Saponifi- | 
= Specific elting cubiccen-| cation 
Number. gravity. | point. j|timeters,! equiva- Water: Salt. had 
jone-tenth| lent. 
alkali. 
\- 
SC. Per cent.|Per cent. |Per cent. 
OS eee . 9060 31.8 .40 281.0 6.49 | 1.99 34 
ERE eae are . 9046 40.1 .40 288.7 6. 64 | 2-11 .58 
Se Te . 9091 34.5 13.06 244.0 8.97 4.56 -78 
ie CO Cis rae ee 9109 | 33.0 15.49 | 248.0 8. 44 -79 | . 64 ' 
