ʻO nā hue aniani mālama i hana ʻia i ke ʻano 1, type A, 33 i hoʻonui ʻia i ke aniani borosilicate a i ʻole 51A aniani amber, me ka mana mai 20mL a 60mL, e hāʻawi i ka waiwai pH mau e mālama i ke ola o ka hāpana, kūpono nā pāpale chemically inert no ka nui No ka hapa nui o nā chromatography a me nā noi mālama, hoʻohana ʻia ka PTFE \/silicone septa luna no ka hoʻomaʻemaʻe.