Development of Karl Fischer Reagents
Development of Karl Fischer Reagents
Development of Karl Fischer Reagents
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III-1. Industrial Products<br />
162<br />
Substance<br />
Cosmetic soap<br />
S<strong>of</strong>t soap<br />
Facial soap<br />
Cleansers<br />
Shampoo<br />
Alkyl benzene sulfonate<br />
ABS detergents<br />
Laundry detergents<br />
High-grade alcohol detergents<br />
Liquid detergent<br />
Anionic surfactants<br />
Cationic surfactants<br />
Nonionic surfactants<br />
Amphoteric surfactants<br />
Polyglycerine<br />
Dehydrated<br />
solvents<br />
Oil-type<br />
General-use<br />
"<br />
"<br />
"<br />
"<br />
"<br />
"<br />
"<br />
"<br />
"<br />
"<br />
"<br />
"<br />
"<br />
Sample Quantity<br />
(g)<br />
0.0863<br />
0.2133<br />
0.0549<br />
0.0391<br />
0.0353<br />
0.2551<br />
0.0345<br />
0.0707<br />
0.1366<br />
0.0453<br />
0.5323<br />
3.0084<br />
3.0155<br />
1.0295<br />
1.5572<br />
Measurement Value<br />
(mg)<br />
09.61<br />
41.59<br />
10.84<br />
21.36<br />
27.68<br />
02.29<br />
26.23<br />
06.03<br />
81.41<br />
20.54<br />
10.86<br />
01.84<br />
01.48<br />
11.43<br />
05.45<br />
Moisture Content<br />
(%)<br />
11.500<br />
19.500<br />
19.800<br />
54.600<br />
78.400<br />
00.897<br />
76.000<br />
08.600<br />
59.900<br />
45.400<br />
02.040<br />
612ppm<br />
491ppm<br />
1.110<br />
0.350<br />
(2) Moisture vaporization - Volumetric titration<br />
<strong>Reagents</strong> used:<strong>Karl</strong> <strong>Fischer</strong> Reagent SS-Z (or SS)<br />
Dehydrated Solvent GEX (or MS) + PG (3:1) 50-100ml<br />
Substance<br />
Cosmetic soaps<br />
Facial soaps<br />
Alkyl benzene sulfonate<br />
ABS detergents<br />
Laundry detergents<br />
Cleansers<br />
Heating Temperature<br />
( � C)<br />
200<br />
180<br />
150<br />
130<br />
180<br />
200<br />
Sample Quantity<br />
(g)<br />
0.0739<br />
0.0998<br />
0.1870<br />
0.0303<br />
0.0690<br />
0.0503<br />
(3) Coulometric titration<br />
<strong>Reagents</strong> used: Aquamicron AX (or AS) 100ml<br />
Aquamicron CXU 5ml<br />
Substance<br />
Soaps<br />
Shampoos<br />
Sample Quantity<br />
(g)<br />
0.2934<br />
0.0209<br />
Measurement Value<br />
(µg)<br />
01314<br />
16073<br />
Measurement Value<br />
(mg)<br />
07.65<br />
19.76<br />
01.69<br />
22.80<br />
05.84<br />
27.47<br />
Moisture Content<br />
(%)<br />
00.448<br />
76.900<br />
Moisture Content<br />
(%)<br />
10.400<br />
19.800<br />
00.904<br />
76.000<br />
08.460<br />
54.600
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