1.13353

Ethyl acetate

• 동의어(들): Ethyl ethanoate, Acetic ester, Ethyl ester
• UNSPSC 코드: 12352108
• NACRES: NA.05

속성

• Grade: for chromatography; for preparative HPLC; for preparative liquid chromatography
• Quality Level: 200
• vapor pressure: 97 hPa ( 20 °C)
• 제품 라인: Prepsolv^™
• 분석: ≥99.8% n-heptane basis (GC)
• 형태: liquid
• autoignition temp.: 460 °C
• 효능: 5620 mg/kg LD₅₀, oral (rat); >18000 mg/kg LD₅₀, skin (rabbit)
• expl. lim.: 2.1-11.5 % (v/v)
• 불순물: ≤0.0002 meq/g Acidity; ≤0.0002 meq/g Alkalinity; ≤0.05% Water
• 증발 잔류물: ≤5.0 mg/L
• 투과: 270 nm, ≥50%; 300 nm, ≥98%
• bp: 77 °C/1013 hPa
• mp: -83 °C
• 전이 온도: flash point -4 °C
• solubility: 85.3 g/L
• density: 0.9 g/cm³ at 20 °C
• 응용 분야: food and beverages; pharmaceutical
• 형식: neat
• 저장 온도: 2-25°C

설명

일반 설명

PrepSolv^™ solvents are tailored to the requirements of preparative HPLC to facilitate scale-up from analytical to preparative separations. With their extremely low evaporation residue (< 1 mg/l) and low water content, they ensure optimal protection for columns.

for preparative chromatography Prepsolv^™

제조 메모

Product filtered through a 0.2 μm filter

저장 및 안정성

Store at +2°C to +25°C.

분석 메모

Purity (GC):≥ 99.8 %
Identity (IR):conforms
Evaporation residue:≤ 5.0 mg/l
Water:≤ 0.05 %
Acidity:≤ 0.0002 meq/g
Alkalinity:≤ 0.0002 meq/g
Transmission (at 270 nm):≥ 50 %
Transmission (from 300 nm):≥ 98 %
Filtered by 0.2 μm filter

법적 정보

PREPSOLV is a trademark of Merck KGaA, Darmstadt, Germany

안전성 정보

• 픽토그램: GHS02,GHS07
• 신호어: Danger
• 유해 및 위험 성명서: H225 - H319 - H336
• 예방조치 성명서: P210 - P233 - P240 - P241 - P242 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
• 표적 기관: Central nervous system
• 보충제 위험성: EUH066
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point (°F): 24.8 °F
• Flash Point (°C): -4 °C