Hybex™ Reusable Media Bottles - Manufactured from high quality, borosilicate 3.3 glass. With their superior chemical resistance, these bottles are ideal for storage of reagents, culture media, biological fluids and a variety of other aqueous and nonaqueous solutions. A low coefficient of thermal expansion (3.3), provides temperature resistance that is far superior to that of standard lab glass (or soda lime glass). Hybex glass can withstand temperatures from -70 to 500°C, permitting repeated use in freezers, microwaves, autoclaves and dry heat sterilization chambers. All hybex media bottles include a drip-free sealing ring as well as a standard blue polypropylene (GL45) sealing cap. Bottles are also available with green, purple, white and yellow caps, or in an assortment pack containing two of each color. Material: Hybex™ borosilicate glass (3.3), Cap thread size: GL45* (except 50ml = GL32), Temperature range: -70° to 500°C, Sterilization: Autoclave or dry heat, Cap material: Polypropylene (140°C), Cap colors: Standard blue, green, purple, yellow, white, assorted. Braintree避难所小屋II 一个舒适，安静的地方休息，或爬上去探索。切碎的材料（只是为了娱乐或筑巢），通常需要7至30天。直径4英寸x高2英寸，带有3个大窗户和更宽的门，可提供更安全的出入口。较大的孔还使工作人员可以轻松地将垃圾放在庇护所内，以观察它们。