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貨物所在地:上海上海市
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Each bottle (500 mL) is supplied with a COFRAC Verification Certificate and Certificate of Conformity and Traceability drawn up according to ISO31.
Concentration:4.005 ± 0.010 pH bij 25 °C
Description :traceable to IUPAC pH scale and NIST
Footnote:¹Behalve pH 7,000 door ons geformuleerd in overeenstemming met NIST-, IUPAC- en DIN19266-specificaties van pH 6,865 en pH 7,413 ²Dansk Fundamental Metrologi A/S is geaccrediteerd voor pH-metingen door het Deense accrediteringsorgaan Danske Akkrediterings- og Metrologifond (DANAK) (nr. 255)
NIST Traceable:yes
Parameter:pH
Platform :Buffer
Quantity:500 mL
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