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Wmg ädjufted, and the receiver, &c. immediate-Jy luted, the diftillätion is to be performed withan heat gradually raifcd, and continued tili therecipientgrows cool, and nö drops fall from theVetört.

ACIDUM NITROSüM DILUTUM.

0ILUTED, Or WEAK, NlTROUS Ac'lD.

Takeof nitrous aeid,

Diftiiled Water, of each one pound^Mix them.

MARK.

A noxious vapour arifes on mixing the nitrousfteid with water, which the Operator Ihould avoidi».

ACIDUM MURIATICUM.

MüRIATIC ACID.

Take of dry Sea-falt ten pounds»Vitriolic Acid fix pourids»Water five pounds.

I Add,