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Indelible Laundry- Marking Ink
| 配方类型： |
ELEMENTARY PREPARATIONS |
| 配方组成： |
water/40 fl oz
stir until dissolve
powdered gum arabic/1 oz
water/10 fl oz
B) silver nitrate/4 oz
A) soda ash/1 oz
powdered gum arabic/4 oz
lampblack/2 oz |
| 配制方法： |
stir this in a glass or porcelain dish until dissolved do not expose the mixture to strong light or it wuill spoil then pour into a brown glass bottle in using these solutions oet the cloth woth wolution a and allow to ery then write on et with wolution b using a quill pen |
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