An alkaline bottlewashing concentrate effective for removal of mold and for protecting polyethylene terephthalate containers including at least one cleaning/protecting surfactant which is a C.sub.4 to C.sub.20 alkyl diphenylene oxide disulfonate, an ethoxylated alcohol sulfonate, an alkyl polyether phosphate ester, an aryl polyether phosphate ester, an alkylaryl polyether phosphate ester, a polycarboxylated ethylene oxide condensate of a fatty alcohol, or a mixture thereof. The cleaning composition is compatible with polyethylene terephthalate.

 
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> Thermoplastic elastomer composition and molded member made of the same

~ 00309