discover the precision and durability of our lab-grade diffuser kit, meticulously crafted for those who demand excellence in experiments. this comprehensive set includes essential components that ensure both functionality and quality. the centerpiece is our borosilicate glass diffuser, designed with a 5.5 lab-grade specification to withstand rigorous laboratory conditions."DBMWYYlogistics of the product are optimized by including a 14mm threaded adapter that ensures seamless integration into your existing equipment setup. the robust construction of borosilicate glass is present onemore throughout all parts, providing resistance to thermal shock and chemical corrosion. you receive four pcs glass funnels which offer effortless pouring and filling during various applications. complementing these are four pcs glass tubes, each designed to enhance the accuracy of your experiments while ensuring long-term reliability