mita PH pai rawa
Ko te metara pH pai rawa he toa tikanga o te hangarau whakamātau tūmata, e whakarato ana i te whaiwainga o te whaiwainga i te whakamātau i te whakakaha o te rerehua, te rerehua ranei o ngā whakaputanga rerehua. Ko tēnei taputapu whakarewa e kōwhiri ana i ngā kaiwhakamātau electrochemical hou me ngā whaiwāhi rorohiko hei whakaratonga i ngā panonitanga tūturu, whakamātau tūturu i te tauwā katoa o te tauwā pH 0-14. E whakauru ana i te paparorohiko matatau, ka tāwhai i ngā panonitanga maamaa, e āwhina ana i te whaiwainga i te whaiwainga e 0.01 pH. Ko te taputapu e whakauru ana i te tautohenga aunoa i te raru, e whakapono ana i ngā panonitanga tūturu i ngā tikanga rerehua rerekē. Hāngai ana ki te whakapai ake, kei te whakauru i te kātata wai-tūturu me te whakapai ake i te rerehua e āhua hāngai ana ki te wharepeke me te marae. Ko te pūnaha whakaritenga aki ake o te taputapu e tautokohia ana e ngā tohu maha, e 3-5 ngā tohu e tautoko ana, e whakapono ana i te whaiwainga i ngā tauwā rerekē. Ko ngā tauira whakarewa kei te whakauru i te kaha o te rorohiko, e whakarato ana i te whaiwainga kia tūtohu i ngā whakamātau me te neke i ngā raraunga ki ngā rorohiko hei whakauru. Ko te whakamātau ake i te whakamātau e whakamahia ana i te maha o ngā whakamahinga, mai i te whakamātau i te kounga o te wai me te whakamātau i te oneone ki te whakaproduction kai me te rangahau pūtaiao. Me te aunoa te whakamātau i te pūngao me ngā taputapu rapu ake, ka iti ake te hapa o te whakamātau i te wa e tāwhai ana i ngā hua tūturu, tūmatanui rānei.