Maintenance Notice (11:00 PM August 15 - 1:30 AM August 16, 2026 UTC): The website is scheduled for maintenance. The website will be available, but some functions may experience errors. We appreciate your patience and understanding.
Product Document Searching Made Easy by 2D Code! | TCI Chemistry News August 2026 | [Product Highlights] Chain Transfer Agents for Cationic RAFT... | Various analytical charts can be searched on each product detail page and Product Document Search (The kinds of analytical charts differ by product)
Maximum quantity allowed is 999
请选择数量
CAS RN: 3566-44-7 | 产品编码: M0494
Variamine Blue B [Redox Indicator]
![Thumbnail of Variamine Blue B [Redox Indicator]](/medias/M0494.jpg?context=bWFzdGVyfHJvb3R8MTI0Nzl8aW1hZ2UvanBlZ3xhRGs0TDJnNE1DODRPVE0xTnpVd01qTTRNak00TDAwd05EazBMbXB3Wnd8MmFlYTZhY2NmZjA3OGE4OWRkOGY2MjJmNjRkMGM2ZGY1Zjc5OGI2MDJiNDdiZTU3YWNkOTYzOTkyMjdhMDIyMA "Variamine Blue B [Redox Indicator]")
![Chemical Structure of Variamine Blue B [Redox Indicator]](/medias/M0494.jpg?context=bWFzdGVyfHJvb3R8Mzg0MjR8aW1hZ2UvanBlZ3xhRGxpTDJnd1l5ODRPVEl5TXpJeE9UYzNNemMwTDAwd05EazBMbXB3Wnd8Yzc2ZDY1YmQ3NGY1ZWMzZDIyZjM4ZDc5NTAxYzNmNzlkZWQ3OGRmYThkOGJjYjQzZDU1MTBlMzNlNTkxMzg5Mg "Variamine Blue B [Redox Indicator]")
×
![Variamine Blue B [Redox Indicator]](/_ui/responsive/theme-tci/images/missing_product_zoom.webp "Variamine Blue B [Redox Indicator]")
| 产品编码 | M0494 |
纯度/分析方法 
|
>98.0%(T) |
| 分子式/分子量 | C__1__3H__1__4N__2O·HCl = 250.73 |
| 外观与形状（20°C） | 固体 |
| 储存温度
|
室温 (15°C以下阴凉干燥处) |
| 包装和容器
|
1G-Glass Bottle with Plastic Insert （查看图片） |
| CAS RN | 3566-44-7 |
| Reaxys-RN | 4162254 |
| PubChem物质ID | 87572539 |
| 颜色 | 37255 |
| MDL编号 | MFCD00012989 |
技术规格
| Appearance | Blue to Dark blue powder to crystal |
| Purity(Argentometric Titration) | min. 98.0 % |
| Solubility in Water | very faint turbidity |
| Drying loss | max. 0.5 % |
| Sensitiveness | Colorimetric Test : Turn Blue purple with 1ppm Iron and turn Colorless to Almost colorless by adding EDTA 2Na |
| NMR | confirm to structure |
物性（参考值）
| 熔点 | 255 °C |
| 水溶性 | 可溶 |
GHS
| 象形图 |
|
| 信号词 | Warning |
| 危险性说明 | H302 + H312 + H332 : Harmful if swallowed, in contact with skin or if inhaled. |
| 防范说明 | P501 : Dispose of contents/ container to an approved waste disposal plant. P261 : Avoid breathing dust. P270 : Do not eat, drink or smoke when using this product. P271 : Use only outdoors or in a well-ventilated area. P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ protective clothing. P362 + P364 : Take off contaminated clothing and wash it before reuse. P301 + P312 + P330 : IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth. P302 + P352 + P312 : IF ON SKIN: Wash with plenty of water.Call a POISON CENTER/doctor if you feel unwell. P304 + P340 + P312 : IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor if you feel unwell. |
相关法规
运输信息
| HS编码* | 2922.29-000 |
PubMed Literature
产品文档 (部分产品的分析图谱无法提供，敬请谅解。)
请输入TCI产品编码
text.certificate.product.input.placeholder.kishida
中横线前的字母数字字符(4-5位)
text.certificate.lotno.input.placeholder.kishida
化学品安全说明书(SDS)
技术规格
没有搜索到技术规格。
如需更多帮助，请联 系我 们。
text.specification.search.errormsg.content.1.kishida
CoA及其他文档
请输入批号
批号输入有误。请输入中横线前的4-5个字母数字字符。
text.certificate.analysis.pdf.lotNumber.errorMessage.alphanumeric.kishida
• 请检查您输入的批号是否正确。批号是中横线前的4-5个字母数字字符。请仔细检查是O(字母)还是0(数字)，I(字母)还是1(数字)。
• 如果您输入的信息无误，请 联系我们 。
• text.certificate.analysis.pdf.errormsg.content6.kishida
示例 CoA
可下载CoA示例。注：该示例不一定是最新批次的CoA。
目前没有该产品的 CoA 示例。
分析图谱
请输入批号
批号输入有误。请输入中横线前的4-5个字母数字字符。
text.certificate.analysis.pdf.lotNumber.errorMessage.alphanumeric.kishida
很抱歉，您搜索的分析图谱无法提供。