2. This GL45 screw cap is Blue, Can I get Orange or other color?GL45 screw cap is made of Polypropylene, it can resistant 140 ºC; Blue color screw cap is popular, if you need orange, green, Purple and customized color, we can also supply. But the MOQ is different.3. Can you supply other laboratory consumables? I want buy all the onsumables in one shop.HPLC Vials, Headspace vials, Sample storage vial, Caps with PTFE/silicone septa, COD test tube, Culture tube, Micro-insert, Micro-vial, syringe filter and so on.4. why should you buy from us not from other suppliers?Zhejiang Aijiren Technology with strong technical force,comprehensive quality assurance system and a subset of testing equipment. Unique geographical conditions create favorable conditions and limitless opportunities for future development.