Kalibruoti kontroliniai tirpalai testų parodymams patikrinti.

Kontroliniai tirpalai

ph4 Average customer rating:

Buferinis tirpalas pH 4,00

Buferis tirpalas pH 4,00

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ph10 Average customer rating:

Buferinis tirpalas pH 10.0

Buferis tirpalas pH 10.0

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ph77 Average customer rating:

Buferinis tirpalas pH 7.00

Buferis tirpalas pH 7.00

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