【题目】(14分)Na2S2O3.5H2O俗称“海波”,常用于脱氧剂、定影剂和还原剂,是无色易溶于水的晶体,不溶于乙醇,在20°C和70°C时的溶解度分别为60.0g和212g,Na2S2O3·5H2O于40～45°C熔化,48°C分解。已知Na2S2O3的稀溶液与BaCl2溶液混合无沉淀生成。下面是Na2S2O3·5H2O的实验室制备及相关性质实验。制备海波...
IGUS MAT9851376 4.325m BUHLER 4202002 PA:100154003 WOERNER DBS-60-13-EW 3111 HYDAC 0110D020ON HYDAC KMS100 HYDAC SB330-2.5A1/112A9-330A REXROTH R911320224 MSK040C-0450-NN-M1-UG1-NNNN NORELEM 02040-2101 HAMLET HMB21-4VKLCLC-GF4 P/N:288114 HYDAC CX06-2/2-F/C-4/10/064/012/PV G...
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doi:10.1016/j.matpr.2017.09.031Yttrium oxalate decahydrateStructure transformationMartensitic transformationThermal decompositionYttrium oxideThe study of structure and morphology changes during thermal decomposition of yttrium oxalate decahydrate Y2(C2O4)3路10H2O was presented in this paper. Thermal ...
water) or solution-equilibrated CO2 (d18OCO2Àsolution) All the saline aqueous solutions were analyzed at 25 C using an automated CO2-H2O equilibration device, together with a Finnigan MAT 252 stable isotope mass spectrometer (ThermoFinnigan, Bremen, Germany), at Korea University (Fig. 1)....
This publication is part of the project Mat4Heat with project number 739.017.014 of the research programme Mat4Sus which is financed by the Netherlands Research Council (NWO). The authors thank Hans Dalderop and dr. Pim Donkers for their support. Appendix A. Supplementary data The following...
Langmuir 24, (2008) Morlay, C., Joly, J.-P.: Contribution to the textural characterisation of Filtrasorb 400 and other commercial activated carbons commonly used for water treatment. J. Porous. Mat. 5, 535–543 (2009) Neimark, A.V., Ravikovitch, P.I., Lin, Y., Thommes, M.: ...
The temperature was controlled using an electric heated sleeves (type 98-1-C), consisting of a temperature sensor, a potentiometer to rapidly raise the temperature, three buttons to adjust the desired temperature reference, a display to visualize the temperature, and an indicator when the set ...
O.077mo1)水溶液加到氢氧化铬中,加热回流4.5h,过滤,滤液稍加热浓缩.于5"C下 静置两 天,即得紫色晶体,用水重结晶,可得紫色菱形单晶,其化学式为C9H2602:Cr2,元素 分析结 果(%)为c18.53,H4.78,Crl8_16,相应的理论值为C18.30H4.加,cr1763. 奉文于I992年1月21日收到. 福州结构化学国塞重点实验室科学...
DOI: 10.1002/ejic.201600517 Title: Determination of the Solubility of Rhabdophanes LnPO4·0.667H2O (Ln = La to Dy) Author(s): Clémence Gausse, Stéphanie Szenknect,* Dan Wen Qin, Adel Mesbah, Nicolas Clavier, Stefan1.0x10-3 8.0x10-4...