Merck 109439 pH 7 Buffer Solution (Di-Sodium Hydrogen pHospHate/Potassium Dihydrogen pHospHate), Traceable To Srm From Nıst And Ptb pH 7.00 (20°C) Certipur® 1 L
MERCK

Merck 109439 pH 7 Buffer Solution (Di-Sodium Hydrogen pHospHate/Potassium Dihydrogen pHospHate), Traceable To Srm From Nıst And Ptb pH 7.00 (20°C) Certipur® 1 L

1.148,89 TL
Kategori
KİMYASAL ÜRÜNLER
Stok Kodu
M.109439.1000
Fiyat
26,00 EUR + KDV
SEPETE EKLE
HIZLI SATIN AL
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Description
Catalogue Number 109439
Product Information
HS Code 3822 00 00
Physicochemical Information
Boiling point 109 °C (1013 hPa)
Density 1.01 g/cm3 (20 °C)
Melting Point -5 °C
pH value 7.0 (H₂O, 20 °C)
Safety Information according to GHS
Storage class 10 - 13 Other liquids and solids
WGK NWG not water endangering
Disposal 28
Aqueous solutions: Container D.
Storage and Shipping Information
Storage Store at +15°C to +25°C.
Specifications
pH-value (20 °C) 6.99 - 7.01
Measured with a combined glass electrode after 5-point calibration according to DIN 19268 (expanded measurement uncertainty +/-0.01) with ref.buffer solutions according to DIN 19266, prepared with primary reference materials, at the accredited laboratory according to DIN EN ISO/IEC 17025.
Deviations of pH (ΔpH) at various temperatures:
 (0 °C) + 0.13
 (5 °C) + 0.07
 (10 °C) + 0.05
 (15 °C) + 0.02
 (20 °C) +/- 0
 (25 °C) - 0.02
 (30 °C) - 0.02
 (35 °C) - 0.04
 (40 °C) - 0.05
 (50 °C) - 0.05
Traceable to primary reference materials from:
NIST 189c, 188, 185h, 186 Ig, 186 IIg, 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: Physikalisch-Technische Bundesanstalt
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Merck 109439 pH 7 Buffer Solution (Di-Sodium Hydrogen pHospHate/Potassium Dihydrogen pHospHate), Traceable To Srm From Nıst And Ptb pH 7.00 (20°C) Certipur® 1 L M.109439.1000
Merck 109439 pH 7 Buffer Solution (Di-Sodium Hydrogen pHospHate/Potassium Dihydrogen pHospHate), Traceable To Srm From Nıst And Ptb pH 7.00 (20°C) Certipur® 1 L

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