NORMAL SALT SOLUTION.
Stock salt solution is kept for the purpose of making normal salt solution quickly and accurately. Use sodium chlorid (common salt) dried sufficiently to granulate.
Stock Salt Solution by Weight.
| Sodium chlorid, | ℥jss (47 gm.); |
| Water, | f℥viij (237 c.c.). |
| Boil in a closed vessel fifteen minutes. | |
| When cold make up with sterile water to f℥j-viij. | |
| Strain through sterile cotton into a sterile bottle, | |
| bottle, and keep tightly corked. | |
Normal salt solution should contain 90 grains of salt in 1 quart (1 L.) of water.
Normal Salt Solution.
| Stock salt solution, | f℥j (30 c.c.); |
| Sterile water, | Oij (1 L.). |
Salt Solution.
| Distilled water, | Oiv; |
| Purified salt, | ℥xij. |