| 配方类型： |
PAPER |
| 配方说明： |
For Electrolytic Recording Paper |
| 配方组成： |
Thiourea/0.1
Catechol/5.0
Oxalic Acid/0.1
Sodium Dihydrogen Phosphate/0.1
Potassium Chlorate/5.0
Potassium Nitrate/5.0
Paper is impregnated with this mixture, drained, and dried
carefully.
NO.2 U.S. Patent 3,024,17
Sodium Chloride/400
Protocatechoic Acid/70
Water/100.0
Thiourea/20
Water/4000 |
|
