Buffer solution ( 缓冲液 )

产品名称：Buffer solution ( 缓冲液 )
产品货号：1094611000,1094614000,1094619010
产品包装：Plastic bottle /Titripac PE/Alu/Titripac PE/Alu
产品规格： 1 l/4 l/10 l

产品信息
HS Code 3822 00 00
化学及物理数据
Solubility (20 °C) soluble
Density 1.0 g/cm3 (20 °C)
pH value 9.0 (H2O, 20 °C)
**标示
Storage class 10 - 13 Other liquids and solids
WGK NWG not water endangering
Disposal 28
Aqueous solutions: Container D.
分类
pH-value (20 °C) 8.99 - 9.01
Measured with a combined glass electrode after 5-point calibration according to DIN 19268 (with an average measurem ent uncertainty +/-0.01) with ref.buffer solutions according to DIN 19266,prepared with primary reference materials at the accredited laboratory(DIN EN ISO/IEC 17025) DKD-K-14301.
Deviation of pH (Delta pH) at various temperatures:
(0 °C) + 0.24
(5 °C) + 0.16
(10 °C) + 0.11
(15 °C) + 0.05
(20 °C) +/- 0
(25 °C) - 0.05
(30 °C) - 0.09
(35 °C) - 0.12
(40 °C) - 0.15
(50 °C) - 0.21
Traceable to primary reference materials from: NIST 189c, 188, 185h, 186 Ig, 186IIg, 187e PTB OX-179/10,TA-01/06,PHT-150/08,PHO-155/08,BO-148/08 NIST: National Institute of Standards and Technology PTB: Physikalisch-Technische Bundesanstalt

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