MEETOOT 12pcs Phenolic Resin Cover 28mm Black Poly Seal Screw Caps for Daily Chemicals, Food, Cosmetics Bottles

Specification: Type: Poly Seal Screw Cap Diameter: 28mm Material: Phenolic Resin (Bakelite) Color: Black Package includes: 12 x Poly Seal Screw Caps It can be equipped with Boston glass bottle, which is made of sodium calcium and medicinal grade; There is a conical LDPE plug inside the Bakelite cover, which can be used for chemical reagents, flavors and fragrances, essential oils and so on. Professional molding bottle, chemical bottle selected by the laboratory, corrosion resistance, acid and alkali resistance, good sealing. Easy to grasp: there are teeth around the white tin bottle cap. You can easily tighten the cap, which is easier to hold and seal.

• Made of durable phenolic plastic, it can withstand fermentation pressure and chemicals. It can be reused and durable. Please confirm that the bottle mouth diameter is 28mm before purchase, otherwise it is not applicable
• Insert itself around the sealing area to create a sealing environment, keep its liquid contents in the bottle, and prevent liquid leakage, carbonation and gas escape
• Food grade, very suitable for pharmaceutical and industrial purposes. The thermosetting plastic cover has the characteristics of high temperature resistance (above 200 Centigrade), chemical corrosion resistance, chemical volatility resistance, and forms an ultra tight seal
• It is widely used for the caps of soft and hard packaging bottles and hoses of various daily chemicals, food, cosmetics, drugs, etc
• 28mm bottle cap is suitable for Boston Round transparent and amber glass planting cup. It can be used for CommScope tea fermentation and film development chemicals