产品英文名称:Sigma DMSO
产品中文名称:Sigma 二甲基亚砜
Sigma DMSO 二甲基亚砜,EP,USP级冻存液 产品简介:
Quality Level GMP
grade BioPerformance Certified
vapor density 2.7 (vs air)
vapor pressure 0.42 mmHg ( 20 °C)
sterility sterile-filtered
assay (USP XXIV)
autoignition temp. 573 °F
expl. lim. 42 %, 63 °F
refractive index n20/D 1.479(lit.)
bp 189 °C(lit.)
mp 16-19 °C(lit.)
density 1.10 g/mL(lit.)
suitability meets EP, USP testing specifications
suitable for hybridoma
Sigma DMSO 二甲基亚砜,EP,USP级冻存液 产品英文描述:
Application
Human and animal cell lines grown in culture are generally stored frozen. Freezing protects the cell line from changes due to genetic drift and minimizes risk of contamination. Liquid nitrogen used in conjunction with a cryoprotective agent such as DMSO is a widely used method for preserving cells. Without the presence of a cryoprotective agent, freezing is lethal to most mammalian cells. Damage is caused by mechanical injury by ice crystals, concentration of electrolytes, pH changes, and denaturation of proteins. These lethal effects are minimized by adding a cryoprotective agent which lowers the freezing point and allows for a slower cooling rate. BPC-tested DMSO also meets the requirements of biotechnology and tissue engineering applications.
Caution
Supercools easily and remelts slowly at room temperature. Solidified product can be re-liquified by warming to room temperature without detriment to the product.
Features and Benefits
Ready-to-use sterile filtered product conveniently packaged in septum screw-capped amber bottles. Meets USP and EP testing requirements
Sigma DMSO 二甲基亚砜,EP,USP级冻存液 使用注意事项:
Personal Protective Equipment Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
RIDADR NA 1993 / PGIII
WGK Germany 1
RTECS PV6210000
Flash Point(F) 188.6 °F
Flash Point(C) 87 °C
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