# Ikan Koi > Do It Your Self >  buffer solutions

## budidjo

Numpang tanya, ada yg tahu tempat jual buffer solutions utk pH calibrations(pH4 dan pH7) di Jkt?

thanks

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## mrbunta

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## budidjo

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## 36aquatic

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## mrbunta

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## budidjo

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## arind

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## budidjo

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## arind

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## cantonguy

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## arind

elektrolitnya salah naruh tutup ga kenceng, tumpah kemana mana. tinggal dikit om Riwin... dimana ya om belinya?

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## 36aquatic

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## cantonguy

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## arind

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## arind

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## budidjo

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