| 配方类型： |
MISCELLANEOUS |
| 配方说明： |
Stable Starch Indicator |
| 配制方法： |
Mix 50 ml. of glycerol and 50 ml. of distilled water and bring to a boil. Add a mixture of 1 g. of soluble starch with 2 to 3 ml. of water, stir, and continue the boiling for 3 minutes. Cool to room temperature and use or store. |
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