
55 



















Dre) FIRST SERIES.—December, 1890, and January and February, 1891. 
CHARGE PRODUCT 
Serial ; Total Available | Combined | Residual 
Senter Description | Weight RE PURES Chlorine in | Chlorine in | Chlorine in | Chlorine in CONDITIONS OK THE EXPERIMEN’. REMARKS 
Experiment of cecal used aontnined rl absorbers absorbers absorbers |comb'n tube 
experiment Grams Ge Grams Calculated as a per centum on total Chlorine con- 
tained in the charge 
1 I! 5 1°826 5 42°0 0 42°0 58°0 Heated in glass tube 1Sinches long; current, dry air, till 
Ferric Chloride began to sublime ............-..... 
11 I 5 1°826 5 50 2 Trace 50°2 49°8 Like 1, but heat longer continued........................ 
3 II 5 1°777 5 16°6 10 85°6 13'4 Plug of asbestos at exit end of tube. Used glass rod as 
a‘stitrerinithe tube. ele -e ces 
4 I 20 7302 20 Tel Like 3 Tube cracked 
5 IV 15 7-050 | 15 76°6 10°6 66:0 23:4 | Like 4 
6 IV 15 7:050 15 $2°8 134 69°4 17°2 Mernic Oxid Smad BVeCnyiEy tc access telieseeactee cap ane 
7 III 25 4°875 0 ll4 | ATTheMALErIAIS VER ATV... damian «ie cers eian 
8 IIL 25 4°875 0 1210 Used a longer combustion tube. Much condensation of 
| water and Ferrie Chloride took place in the cooler 
9 III | 25 4°875 | 0 73°3 20°0 533 | 267 Like 8, but used stronger heat. [portion of tube 
10 III 25 4.875 | 0 7:5 Used an iron tube, heating exit end to redness before 
= heating the charge Tr ed Rte 
11 Ill | 25 4°875 0 64 SAIS AS DAS <. metas totem cn eerie ; 
12 III 25 4875 | 0 91°6 16°6 750 8-4 Used a glass tube. Heated for 2 hours .... 
13 III 25 4°875 | 0 16°6 Like 12, but air more carefully dried.... 
14 I | 15 3°478 = 15 21°2 Much ga ee eA Rn cre erie hace ras scr 
15 I 15 | 5478 15 843 19:2 65°1 157 Like 14, but air not artificially dried.................... 
| 
16 I | 10 | 3°651 | 20 84:0 Boal 50°9 160 JAIN CUREANEADIOM calle “cube ve + ER een Excess of Fe, O, favourable 
| | 
17 IV 10 4698 | 20 | Slowacumrenbioh Die LU tects Tube cracked 
18 IV | 10 | 4 698 20 | 10°9 | Slow air current Tube cracked 
19 nye = 10) eps |) | 234 | 681 | 85 Eee sn Pe oe Sse 
20 IV 10 4°698 30 | 79:0 271 51°3 21°0 Slow current of heated air. Low temperature main-| Excess of Fe,0, is favourable 
7 | TANEMAUNInENTSENOUT one a aoa ere 
21 IV 10 4°698 40 | 61:9 32:9 29°0 38°1 10 grams Fe, O, placed at exit end of tube and kept hot. 
22 r = | Chlorine still coming off at end of 2 hours ......... a 
22 IV | 5 2:349 | 20 | 53°6 18°3 | 35°3 | 46°4 Like 21, but temperature kept below redness........-... | Strong heat requisite 
23 IT 10 3°554 | 20 | 55°7 12°0 | 437 | 445 Used a porcelain tube, which was rotated at 5 minute} 
| intervals ............:............ eee 

1 For detailed description of these samples see p. 53. 
* In order to check the distribution of the Chlorine, the products were examined with following results : 
Available Chlorine in first absorber (wash bottles with K O LD) so = ue 
0°071 
“ “ 
Combined Chlorine in first 
ce se 
second 
“ 
ce 
second ‘* 
(cylinder with glass balls, ete., = 
Il 
= 0:230) | 
É 1°456 
= 1°226 
Chlorine not accounted for = 3 554— 3436 = 
ch 
Chlorine brought over = a 
+ = 3°436 
... = 1074 
3 % nearly 
