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硫代硫酸钠滴定液(0.05mol/L),药典试液

Sodium thiosulfate
根据2020版《中国药典》配制
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PM01724
PERFEMIKER
7772-98-7
Na2O3S2
158.11
RT
品牌 货号 包装 纯度 目录价 会员价 库存 数量 购买车
PERFEMIKER PM01724-500ml 500ml 0.05mol/L ¥120.00 登录可见优惠价格
产品名称: 硫代硫酸钠滴定液(0.05mol/L),药典试液
中文别名: 硫代硫酸钠;硫代硫酸钠, 无水;无水硫代硫酸钠;大苏打, 标准液;硫代硫酸钠, 标准液;次亚硫酸钠 无回;无水次亚硫酸钠;硫代特戊酸钠;大苏打;海波;硫代特戊酸钠盐;硫代硫酸钠标准溶液;SSO3羟丙基硫代硫酸钠;硫代硫酸钠, 0.01N标准溶液;硫代硫酸钠, 0.1 M 水溶液;硫代硫酸钠标液;硫代硫酸钠浓缩液;硫代硫酸钠溶液;硫代硫酸钠 【大苏打】;硫代硫酸钠,五水;硫代硫酸钠容量分析用标液;硫代硫酸钠五水合物;杀虫双颗粒剂;脱氯剂;五水合硫代硫酸钠;大苏打生产厂家;高含量硫代硫酸钠;大苏打湖北武汉生产厂家;大苏打(硫代硫酸钠)
英文名称: Sodium thiosulfate
英文别名: Sodium thiosulfate;antichlor;hypo;hyporice;sodium hyposulfite;sodium subsulfite;sodium thiosulfate anydrous;thiosulfuric acid, disodium salt;thiosulfuric acid (h2s2o3), disodium salt;thiopivalic acid sodium salt;sodi-um hyposulfide;dechlorinating solution;betz 0235;Sodium thiosulfate solution;disodium,dioxido-oxo-sulfanylidene-λ6-sulfane;SODIUM THIOSULFATE, 1 MOL L-1 (1N) GR VOLUMETRIC SOLUTION;Sodium thiosulfate,anhydrous;Sodiumthiosulfate,0.1Nstandardsolution,pure1LT;SodiuM Thiosulfate (AS);大苏打生产厂家;Na2S2O2;Sodium thiosulphate;Sodium thiosulfate anhydrous;Disodium thiosulfate;sodiumthiosulfate;Chlorine Cure;Chlorine Control;Declor-It;Hypo (VAN);Sodium thiosulfate (Na2S2O3);Sodium thiosulphate (Na2S2O3);Sodium oxide sulfide (Na2S2O3);Sodium thiosulfate, anhydrous;disodium sulfurothioate;Na2S2O3;L0IYT1O31N;sodium sulfot;Sodothiol;sodium sulfothioate;Sodium thiosulfate, 0.1 N standard solution;Sodium thiosulfate, 98.5%, extra pure, anhydrous;Sodium th
品牌: PERFEMIKER
CAS号: 7772-98-7
分子式: NA2O3S2
分子量: 158.11
纯度: 0.05mol/L
详细描述: <span style="font-size: 11.0pt; font-family: '微软雅黑','sans-serif'; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">【标准】</span><span style="font-size: 11.0pt; font-family: 'Tahoma','sans-serif'; mso-fareast-font-family: 微软雅黑; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;" lang="EN-US"><br /> <br /> </span><span style="font-size: 11.0pt; font-family: '微软雅黑','sans-serif'; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">根据</span><span style="font-size: 11.0pt; font-family: 'Tahoma','sans-serif'; mso-fareast-font-family: 微软雅黑; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;" lang="EN-US">2020</span><span style="font-size: 11.0pt; font-family: '微软雅黑','sans-serif'; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">版《中国药典》配制</span><span style="font-size: 11.0pt; font-family: 'Tahoma','sans-serif'; mso-fareast-font-family: 微软雅黑; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;" lang="EN-US"><br /> <br /> </span><span style="font-size: 11.0pt; font-family: '微软雅黑','sans-serif'; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">【名称】</span><span style="font-size: 11.0pt; font-family: 'Tahoma','sans-serif'; mso-fareast-font-family: 微软雅黑; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;" lang="EN-US"><br /> <br /></span><span lang="EN-US"><span style="font-family: 微软雅黑, sans-serif;"><span style="font-size: 14.6667px;">硫代硫酸钠滴定液(0.05mol/L)</span></span><br /> <br /> </span><span style="font-size: 11.0pt; font-family: '微软雅黑','sans-serif'; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">【配制】</span><span style="font-size: 11.0pt; font-family: 'Tahoma','sans-serif'; mso-fareast-font-family: 微软雅黑; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;" lang="EN-US"><br /> <br /></span><span lang="EN-US"><span style="font-family: 微软雅黑, sans-serif;"><span style="font-size: 14.6667px;">取硫代硫酸钠13g与无水碳酸钠0.10g,加新沸过的冷水适量使溶解并稀释至1000ml,摇匀,放置1个月后滤过,或取硫代硫酸钠滴定液(0.lmol/L)加新沸过的冷水稀释制成。</span></span><br /> <br /> </span><span style="font-size: 11.0pt; font-family: '微软雅黑','sans-serif'; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">【标定】</span><span style="font-size: 11.0pt; font-family: 'Tahoma','sans-serif'; mso-fareast-font-family: 微软雅黑; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;" lang="EN-US"><br /> <br /> </span> <span style="font-family: Tahoma, sans-serif;"><span style="font-size: 14.6667px;">取在120℃干燥至恒重的基准重铬酸钾75mg,精密称定,置碘瓶中,</span></span><span style="font-size: 14.6667px; font-family: Tahoma, sans-serif;">加水50ml使溶解,加硬化钾2.0g,轻轻振摇使溶解,加</span><span style="font-family: Tahoma, sans-serif;"><span style="font-size: 14.6667px;">稀硫酸40ml,摇匀,密塞;在暗外放10分钟后,加水</span></span><span style="font-size: 14.6667px; font-family: Tahoma, sans-serif;">250ml稀释,用本液滴定至近终点时,加淀粉指示液3ml,继续滴定至蓝色消失而显亮绿色,并将滴定的结果用空白试验校正。</span> <span style="font-size: 14.6667px; font-family: Tahoma, sans-serif;">每1ml硫代硫酸钠滴定液(0.05mol/L)相当于2.452mg的重铬酸钾。根据本液的消耗量与重铬酸钾的取用量,算出本液的浓度,即得。</span> <span style="font-family: Tahoma, sans-serif;"><span style="font-size: 14.6667px;">室温在25℃以上时,应将反应液及稀释用水降温至约20℃。</span></span> <span style="font-size: 11.0pt; font-family: 'Tahoma','sans-serif'; mso-fareast-font-family: 微软雅黑; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;" lang="EN-US"> <!--[if !supportLineBreakNewLine]--><span style="font-size: 11.0pt; font-family: '微软雅黑','sans-serif'; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">中国药典产品发布参考示例</span> <!--[endif]--></span>
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