1.08101

Tetrahydrofuran

≥99.9% (GC), suitable for HPLC, LiChrosolv^®

• 동의어(들): THF, Tetramethylene oxide, Oxolane, Butylene oxide, Butylene oxide, Oxolane, Tetramethylene oxide
• 실험식(Hill 표기법): C₄H₈O
• CAS Number: 109-99-9
• Molecular Weight: 72.11
• Beilstein: 102391
• MDL number: MFCD00005356
• UNSPSC 코드: 12191504
• EC 인덱스 번호: 203-726-8
• NACRES: NA.03
• bp: 65-67 °C (lit.)
• vapor pressure: 114 mmHg ( 15 °C); 143 mmHg ( 20 °C)

속성

• 제품명: Tetrahydrofuran, for liquid chromatography LiChrosolv^®
• vapor density: 2.5 (vs air)
• Quality Level: 100
• vapor pressure: 114 mmHg ( 15 °C); 143 mmHg ( 20 °C)
• 설명: isocratic
• 제품 라인: LiChrosolv^®
• 분석: ≥99.9% (GC)
• 양식: liquid
• autoignition temp.: 610 °F
• expl. lim.: 1.8-11.8 %
• 기술: HPLC: suitable
• 불순물: ≤0.0002 meq/g Acidity; ≤0.0002 meq/g Alkalinity; ≤0.02% Peroxide; ≤0.02% Water
• 증발 잔류물: ≤1.0 mg/L
• 투과: 218 nm, ≥30%; 230 nm, ≥35%; 250 nm, ≥65%; 280 nm, ≥95%
• refractive index: n20/D 1.407 (lit.)
• pH: 7-8 (20 °C, 200 g/L in H₂O)
• bp: 65-67 °C (lit.)
• mp: −108 °C (lit.)
• 전이 온도: flash point -20 °C
• density: 0.889 g/mL at 25 °C (lit.)
• 저장 온도: 2-30°C
• SMILES string: C1CCOC1
• InChI: 1S/C4H8O/c1-2-4-5-3-1/h1-4H2
• InChI key: WYURNTSHIVDZCO-UHFFFAOYSA-N

설명

일반 설명

LiChrosolv^® solvents have high degree of UV transmittance, low particle count, low acidity and alkalinity and low evaporation residue level. This makes them ideal for reproducible separations.

애플리케이션

Used as a solvent in chromatography applications.
Also featured in USP monograph methods for regulated pharmaceutical instrumental analysis.

특징 및 장점

• packaged in glass bottles
• offers high resolution, sensitivity and optimized peak baseline separation

제조 메모

Product filtered through a 0.2 μm filter

분석 메모

Purity (GC): ≥ 99.9 %
Identity (IR): conforms
Evaporation residue: ≤ 1.0 mg/l
Water: ≤ 0.02 %
Acidity: ≤ 0.0002 meq/g
Alkalinity: ≤ 0.0002 meq/g
Peroxide: ≤ 0.02 %
Transmission (at 218 nm): ≥ 30 %
Transmission (at 230 nm): ≥ 35 %
Transmission (at 250 nm): ≥ 65 %
Transmission (at 280 nm): ≥ 95 %
Filtred by 0.2µm filter

기타 정보

Explore various lab safety accessories and equipment for safe handling of solvents to increase your safety level from the first usage.

법적 정보

LICHROSOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

안전성 정보

• 픽토그램: GHS02,GHS08,GHS07
• 신호어: Danger
• 유해 및 위험 성명서: H225,H302,H319,H335,H336,H351
• 예방조치 성명서: P202 - P210 - P233 - P301 + P312 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
• 표적 기관: Central nervous system, Respiratory system
• 보충제 위험성: EUH019
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point (°F): -6.2 °F - closed cup
• Flash Point (°C): -21.2 °C - closed cup