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(1) Nitrogen blowing equipment is not used for substances with a burning point below 100 °C.
(2) Hands and eyes should be protected when using a nitrogen blower.
(3) The nitrogen blower should be used in a fume hood to ensure good ventilation.
(4) Do not move the nitrogen blower while heating to prevent burns.
(5) Use with a three-wire grounded power supply.
(6) Do not open the water bath casing with electricity to prevent electric shock.
(7) The maintenance of the nitrogen blower should be carried out by a professional. Improper replacement of the components may cause damage to the nitrogen blower or cause safety hazards.
(8) Do not use a nitrogen blower for highly flammable substances such as petroleum ether.
(9) Do not use acidic or alkaline substances, otherwise the nitrogen blower will be damaged.