The amber balloon bottles meet the requirements of the light transmission test (USP 23, 661) of the U.S. Pharmacopoeia for the storage of light-sensitive substances. Excellent for storing and mixing light-sensitive chemicals, reagents, buffers and standard solutions. Uniform wall thickness and smooth inner surfaces without inner seam, on which substances can accumulate and contaminate the next sample. The flat bottom enables the use of stirring bars. Leakproof. PP screw capMeer tonenMinder tonen