1. Material: inner core PTFE, cover PP

2. Color: blue, yellow, red, white, gray

3. Cover thread standard S60; Joint thread standard GL25

4. Air duct thread S17*36

5. Suitable for REDOX solution

White [W] : Corrosive, may damage skin, eyes, mucous membranes. Store away from red, yellow and blue coded reagents. Waste liquid is collected separately to avoid chemical reactions.

Applicable reagents ammonia, hydrochloric acid, sulfuric acid

Blue [B] : Toxic chemistry. Toxic by inhalation. Ingested or absorbed through the skin. Stored in a secure area. Waste liquid is collected separately to avoid chemical reactions.

Applicable reagents trichloromethane, dichloromethane

Grey [G] : not exceeding moderate hazard in any of the above categories. General chemical storage, waste liquid mixed collection to avoid chemical reactions.

Applicable reagent dimethyl sulfoxide

Red [R] : flammable reagent. An isolated area for storage. Waste liquid is collected separately to avoid chemical reactions. Liquid flows slowly to avoid static electricity

Applicable reagents acetonitrile, acetone, petroleum ether, methanol, isopropanol, toluene, diethyl ether

Yellow [Y] : strong reactivity and oxidant. Waste liquid is collected separately to avoid chemical reactions. May react violently with air, water or other substances, and must be stored away from flammable and combustible substances;

Applicable reagents peracetic acid, nitric acid, potassium permanganate, sodium hypochlorite, sodium perborate