Nā Kūlana:
GB/T28897-2012: Paipu kila o ka plastic paʻakikī.
CJ/T120-2008: Hoʻopili i nā paipu kila plastik no ka hoʻolako wai.
Lahi:
Hoʻohana ʻia ka paipu i hoʻopaʻa ʻia i ka wai e like me ka wai inu, ka wahie kinoea, ka pale ahi, nā huahana kemika, a me nā papahana hoʻomehana a me nā mea ʻē aʻe. desulfurization anticorrosion, UV pale anticorrosion, an-ti-static a me anti-flaming anticorrosion a me ka hāʻawi wai wai etc.