Name: Merck 109438 Buffer Solution pH 10 (Boric Acid/Potassium Chloride/Sodium Hydroxide), Traceable To Srm From Nıst And Ptb pH 10.00 (20°C) Certipur® 1 L - Donanım Cihaz
SKU: 1002.1.17
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Merck 109438 Buffer Solution pH 10 (Boric Acid/Potassium Chloride/Sodium Hydroxide), Traceable To Srm From Nıst And Ptb pH 10.00 (20°C) Certipur® 1 L

₺1.697 + KDV

MERCK 109438 buffer solution pH 10 (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (20°C) Certipur® 1 L
HS Code	3822 00 00

Physicochemical Information
Boiling point	110 °C (1013 hPa)
Density	1.00 g/cm3 (20 °C)
Melting Point	-6 °C
pH value	10.0 (H₂O, 20 °C)

Specifications
pH-value (20 °C)	9.98 – 10.02
Measured with a combined glass electrode after 5-point calibration according to DIN 19268 (expanded measurement uncertainty +/-0.02) with ref.buffer solutions according to DIN 19266, prepared with primary reference materials, at the accredited laboratory according to DIN EN ISO/IEC 17025.
Deviation of pH (Delta pH) at various temperatures:
(0 °C)	+ 0.26
(5 °C)	+ 0.17
(10 °C)	+ 0.11
(15 °C)	+ 0.05
(20 °C)	+/- 0
(25 °C)	– 0.06
(30 °C)	– 0.11
(35 °C)	– 0.16
(40 °C)	– 0.18
(50 °C)	– 0.26
Traceable to primary reference materials from: NIST 189c, 188, 185h, 186 Ig, 186IIg, 187e PTB OX-179/10,TA-212/11,PHT-232/12,PHO-243/12,BO-211/11 NIST: National Institute of Standards and Technology PTB: Physkalisch-Technische Bundesanstalt

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