ｐＨ調整剤ぺーはーちょうせいざい

also: ピーエイチちょうせいざい

Meanings

1

pH adjuster

Technical term used in chemistry, food processing, water treatment, and cosmetics to refer to substances that regulate acidity or alkalinity.

この製せい品ひんにはｐＨ調整ぺーはーちょうせい剤ざいとしてクエン酸さんが含ふくまれています。
This product contains citric acid as a pH adjuster.

Kanji

調tune, tone, meter
整organize, arranging, tune
剤dose, medicine, drug

Written forms

ｐＨ調整剤
- ペーハーちょうせいざい
  Standard kanji form with full-width ｐＨ. The reading ペーハー is the traditional Japanese pronunciation of pH.
- ピーエイチちょうせいざい
  Same spelling with the English-influenced reading ピーエイチ, which is also used.
ペーハー調ちょう整せい剤ざい
Kana spelling for the ペーハー reading, sometimes seen in less technical contexts.
ピーエイチ調ちょう整せい剤ざい
Kana spelling for the ピーエイチ reading.
ピーエイチちょうせいざい

Etymology

Compound of ｐＨ (pH) + 調整 (adjustment) + 剤 (agent). The reading ペーハー is from German 'pH', while ピーエイチ reflects the English pronunciation.