LCMS Grade Acetonitrile Product Description
CovaChem's LCMS Grade Acetonile is a high purity solvent (> 99.9%), ideally suited for LC/MS and other mass spectrometry related applications. CovaChem's LCMS Grade Acetonitrile is submicron filtered, has very low levels of trace metals, and each lot is functionally tested for optimal baseline suitability in both positive and negative ionization modes.
Package Sizes: 1 Liter, 4 Liters and 4 x 4 LitersProduct Numbers: 17412-1, 17412-4, 17412-4x4
Product Name: LCMS Grade Acetonitrile
Alternative Names: LCMS Acetonitrile; LC/MS Grade Acetonitrile; LCMS Methyl cyanide; Acetonitrile for LC/MS
Specifications
Appearance: Clear, Colorless Liquid
Purity (GC): ≥ 99.9 %
Trace Metal Analysis: To pass test
LC Gradient Stability Test (254 nm): To pass test
Residue after evaporation: 1 mg/L max
Water: 0.010 % max
UV Cutoff: 190 nm
Fluorescence at Emission max (impurity test): 1 ppb Max
LC/MS Positive Ion Mode (as Reserpine): 50 ppb Max
LC/MS Negative Ion Mode (as Nitrophenol): 50 ppb Max
Recommended Storage: Room Temperature, protected from excess light
Properties
Properties Physical State: Liquid
Melting Point: - 48 °C (lit.)
Boiling Point: 81 - 82 °C at 760 mmHg (lit.)
CAS#: 75-05-8
Chemical Formula: C2H3N
Molecular Weight: 41.05
Country of Origin: USA
Tariff Code: 2926.90.5050
UN Transportation Code: 1648
Important Notes:
(1) $ 25 Hazardous transportation charge for domestic shipments is INCLUDED in the price listed online.
(2) Due to the weight and hazards associated with this product, not all shipping options are available for this product. After receipt of order, a customer service representative may contact you to modify shipping option.
Covachem-4-甲氧六氟丁酰氯（4-CB）描述价钱数量购买包装尺寸：5 x 1克SKU：12207-5x1$ 99.00加包装尺寸：10克SKU：12207-10$ 189.00加包装尺寸：25克SKU：12207-25$ 379.00加全部添加到购物车描述发送4-carbethoxyhexafluorobutyrl chloride（4-CB）是一种烷基化试剂，用于衍生化样品以改善气相色谱分离。在进行GC分析之前，可以使用4-CB衍生化血液样本中的苯丙胺代谢物。包装尺寸：5 x 1克和25克产品编号：12207-5x1和12207-25产品名称：4-甲氧六氟丁酰氯（4-CB）备用名称：4-Carbethoxyhexafluorobutyrl chloride; 4-CB; 乙基六氟戊二酰氯技术指标外观：无色透明液体纯度：≥98％储存：4°C，防潮特性物理状态：液体CAS＃：18381-53-8化学式：C 7 H 5 ClF 6 O 3分子量：286.56沸点：159°C（升）比重：1.47（升）
