Shop for LDPE Tubing. LDPE tubing is very chemically resistant and is typically used in pneumatic applications or those involving aggressive chemicals such as chemical lines, transfer of food and beverage, and instrumentation. LDPE tubing offers a wide range of working temperatures. This semi-rigid material does not however offer great flexibility. It complies with FDA CFR 21 for food packaging. Stocked products typically ship in 2-5 business days. Can’t find what you need? Get a quote.