주요 문서

모든 문서 보기

1.08101

Tetrahydrofuran

Name: Tetrahydrofuran
Brand: MM

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

동의어(들):

THF, Tetramethylene oxide, Oxolane, Butylene oxide, Butylene oxide, Oxolane, Tetramethylene oxide

조직 및 계약 가격을 보려면 로그인를 클릭합니다.

크기 선택

보기 변경

제품정보 (DICE 배송 시 비용 별도)

실험식(Hill 표기법):

C₄H₈O

CAS 번호:

109-99-9

Molecular Weight:

72.11

NACRES:

NA.03

EC Index Number:

203-726-8

UNSPSC Code:

12191504

MDL number:

MFCD00005356

Beilstein/REAXYS Number:

102391

Assay:

≥99.9% (GC)

Technique(s):

HPLC: suitable

Bp:

65-67 °C (lit.)

Vapor pressure:

114 mmHg ( 15 °C), 143 mmHg ( 20 °C)

기술 서비스

도움이 필요하신가요? 저희 숙련된 과학자 팀이 도와드리겠습니다.

도움 문의

속성

제품 이름

Tetrahydrofuran, for liquid chromatography LiChrosolv^®

Quality Segment

100

vapor density

2.5 (vs air)

vapor pressure

114 mmHg ( 15 °C), 143 mmHg ( 20 °C)

description

isocratic

product line

LiChrosolv^®

assay

≥99.9% (GC)

form

liquid

autoignition temp.

610 °F

expl. lim.

1.8-11.8 %

technique(s)

HPLC: suitable

impurities

≤0.0002 meq/g Acidity, ≤0.0002 meq/g Alkalinity, ≤0.02% Peroxide, ≤0.02% Water

evapn. residue

≤1.0 mg/L

transmittance

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.)

transition temp

flash point -20 °C

density

0.889 g/mL at 25 °C (lit.)

storage temp.

2-30°C

SMILES string

C1CCOC1

InChI

1S/C4H8O/c1-2-4-5-3-1/h1-4H2

InChI key

WYURNTSHIVDZCO-UHFFFAOYSA-N

설명

General description

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.

Application

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

Features and Benefits

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

Preparation Note

Product filtered through a 0.2 μm filter

Analysis Note

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

Other Notes

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

Legal Information

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

Still not finding the right product?

Explore all of our products under Tetrahydrofuran

signalword

Danger

target_organs

Central nervous system, Respiratory system

supp_hazards

EUH019

저장 등급

3 - Flammable liquids

flash_point_f

-6.2 °F - closed cup

flash_point_c

-21.2 °C - closed cup

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2 - Eye Dam. 1 - Flam. Liq. 2 - STOT SE 3

가장 최신 버전 중 하나를 선택하세요:

시험 성적서(COA)

Lot/Batch Number

적합한 버전을 찾을 수 없으신가요?

특정 버전이 필요한 경우 로트 번호나 배치 번호로 특정 인증서를 찾을 수 있습니다.

COA 검색

이 제품을 이미 가지고 계십니까?

문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문