Merck 109438 Buffer solution (boric...
Fiyat
1.048,80 ₺
Kullanılabilirlik: 2 Stokta
Katalog No: 119897.0500
Marka: Merck
Synonyms: Chloride standard for aqueous matrices ready foruse
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Açıklama | |
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Katalog Numarası | 119897 |
Eş anlamlı | Chloride standard for aqueous matrices ready foruse |
Ürün Bilgisi | |
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HS Kodu | 3822 90 00 |
Quality Level | MQ100 |
Fizikokimyasal Bilgiler | |
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Yoğunluk | 0.998 g/cm3 (20 °C) |
Özellikler | |
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Concentration β (Cl⁻) | 990 - 1010 mg/l |
Determination method: Argentometric titration. The content of this solution was determined with silver nitrate standard solution (article number 1.09081) standardized against volumetric standard sodium chloride (article number 1.02406). The expanded measurement uncertainty is ± 0.4 % (k=2 coverage factor for 95% coverage probability). The certified value is traceable to primary standard NIST SRM 999b (NIST: National Institute of Standards and Technology, USA) by means of volumetric standard sodium chloride, measured in the accredited calibration laboratory of Merck KGaA, Darmstadt, Germany in accordance to DIN EN ISO/IEC 17025. |