116     CONTRIBUTION  TO  STATISTICS  OF  DRUG  POWDERING. 
be  found  in  volume  1  of  this  Journal,  and  also  on  page  31,  vol. 
21,  of  losses  in  England ;  although  of  early  date,  comparison 
shows  that  great  improvements  have  been  made  in  apparatus  as 
•well  as  in  the  manipulation. 
Drug  Powdering. 
"  Tbe  weights  and  percentages  aref  Invoice  neat  weights  and 
expressed  in  avoirdupois  pounds."     Ithe  losses  calculated  thereon. 
Actual  neat  weights  and 
the  losses  calculated  thereon. 
Drugs  Powdered. 
Acacia  
Acacia  granulated  
Aloecapensis  
Aloe  socotrina  
Acidum  tartaricum  
Buchu   
Ganella  
Cantharis   . 
Cardamoinum  
Cassia  
Catechu  
Cinchona  flava  
Cinchona  pallida  , 
Cinchona  rubra  
Cubeba  ground  
Ergota  ground  
Ext.  glycyrrhiza  
Gambogia  
Gentiana  , 
Gentiana  ground  
Ipecacuanha  
Iris  fllorentina  
Jalap  a   
Myrrh  a  
Opium  
Podophyllum  
Potassa  chloras  
Potassa  bitartras  , 
Pulv.  ipecac  comp  
Rheum  
Saccharum  lactis  
Sapo  
Sarsaparilla  rio  negro. 
Scammonium...  
Scilla  
Valeriana  
Tragacantha  
Zingiber  nigra  
Zingiber  alba  
Aggregate  in- 
voice neat 
1  weights. 
Greatest  loss 
p.  ct.  on  any 
single  lot. 
Smallest  loss 
p.  ct.  on  any 
single  lot. 
Average 
loss 
per  cent. 
Aggregate 
actual  neat 
weights. 
(ireatest  loss 
p.  ct.  on  any 
single  lot. 
Smallest  loss 
p.ct.  on  any 
single  lot. 
I  Average 
loss 
per  cent. 
6667 
2-64 
o-oo 
094 
6955 
1-88 
0-40 
0-83 
372 
1-67 
0-70 
1-19 
373 
1-67 
1-03 
1-35 
3382 
19-31 
3-34 
10-08 
3441 
19-31 
7-09 
11-13 
12737 
24-62 
10-00 
17-31 
12737 
24-62 
10-00 
17-31 
21330 
2-50 
0-00 
1-30 
21303 
2-50 
0-54 
1  06 
325 
4-67 
0-00 
2-12 
325 
4-10 
0  20 
2-00 
623 
3-07 
0-91 
1-66 
623 
3-07 
0-50 
1-77 
5289 
6-22 
0-00 
1-94 
5320 
6-22 
0-63 
2-05 
154 
7-10 
5-00 
6-02 
154 
7-10 
5-00 
6-02 
477 
7.05 
2-58 
5-50 
466 
2-90 
2-26 
2-61 
338 
1-67 
0-47 
1-07 
338 
1-30 
0-86 
1-08 
2053 
4-30 
1-50 
3-01 
2044 
3-75 
1-18 
2  57 
215 
2-3G 
0-00 
1-56 
216 
2-22 
0-96 
1-73 
722 
5-44 
o-oo 
2-51 
718 
1-72 
1-24 
1-58 
1549 
3-65 
2-42 
3-07 
1543 
3-55 
1-99 
2-42 
1144 
5-50 
o-oo 
2-95 
1149 
5-72 
0-00 
3-62 
1481 
13-43 
8-14 
10-63 
1478 
L3-06 
8-14 
1045 
3071 
9-37 
O'OO 
1-94 
3054 
2-46 
0-74 
1  35 
2048 
12-20 
10-19 
11-00 
2035 
11-79 
9-20 
10  23 
3560 
8-84 
3-81 
5-89 
3532 
830 
1-56 
5-09 
6935 
5-53 
o-oo 
2-17 
6920 
3  66 
0-64 
1-91 
1022 
9-30 
1-60 
6-64 
1018 
9-00 
1-10 
.6-22 
8894 
13-12 
2*67 
9-93 
8864 
12-24 
2-95 
9-58 
422 
954 
1-66 
674 
412 
8-81 
3-59 
5-80 
6354 
29  00 
10-25 
19-80 
6360 
22-25 
9-9] 
19-61 
279 
M5 
0-49 
0-75 
279 
1-15 
0-49 
0-75 
694 
2-57 
1-22 
1-74 
694 
2-70 
1-52 
2-01 
94989 
1-11 
o-oo 
0-38 
94998 
1-11 
0  05 
0-38 
300 
1-63 
0-38 
0  88 
301 
1-63 
0-63 
1-05 
5431 
6-00 
0-20 
2-06 
5412 
3-40 
0-10 
1-74 
645 
1-27 
0  26 
0-74 
644 
0-85 
0-70 
0-78 
303 
18-05 
11  70 
15-92 
303 
18-05 
U-70 
15  92 
338 
8-11 
o-oo 
3-02 
322 
0  96 
0-35 
'  0-70 
168 
600 
1  -25 
2-78 
168 
5-65 
1-33 
2-70 
484 
16  30 
10-51 
13-50 
485 
16-45 
10-83 
13-66 
230 
1  75 
1-45 
1-60 
228 
1-51 
1-45 
1-48 
200 
7-38 
6-31 
6-85 
200 
7-38 
6-47 
6-93 
674 
3-13 
2-86 
2  99 
678 
3-72 
3  13 
343 
917 
11-20 
894 
9-69 
917 
11-74 
8-57 
9-70 
