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Merck
CN

47590

氢氟酸

puriss. p.a., ≥40%

别名:

HF

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经验公式(希尔记法):
HF
化学文摘社编号:
分子量:
20.01
UNSPSC Code:
12352106
MDL number:
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vapor density

1.27 (vs air)

vapor pressure

25 mmHg ( 20 °C)

grade

puriss. p.a.

assay

≥40% (acidimetric), ≥40%

ign. residue

≤0.0005% (as SO4)

density

1.15 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤1 mg/kg, hexafluorosilicate (SiF62-): ≤50 mg/kg, phosphate (PO43-): ≤0.5 mg/kg, sulfate (SO42-): ≤2 mg/kg, sulfite (SO32-): ≤2 mg/kg

cation traces

Ag: ≤0.02 mg/kg, Al: ≤0.05 mg/kg, As: ≤0.05 mg/kg, Ba: ≤0.1 mg/kg, Bi: ≤0.1 mg/kg, Ca: ≤0.5 mg/kg, Cd: ≤0.01 mg/kg, Co: ≤0.02 mg/kg, Cr: ≤0.02 mg/kg, Cu: ≤0.02 mg/kg, Fe: ≤0.2 mg/kg, K: ≤0.1 mg/kg, Li: ≤0.02 mg/kg, Mg: ≤0.2 mg/kg, Mn: ≤0.05 mg/kg, Mo: ≤0.05 mg/kg, Na: ≤0.2 mg/kg, Ni: ≤0.02 mg/kg, Pb: ≤0.05 mg/kg, Sr: ≤0.02 mg/kg, Tl: ≤0.05 mg/kg, Zn: ≤0.05 mg/kg

SMILES string

[H+].[F-]

InChI

1S/FH/h1H

InChI key

KRHYYFGTRYWZRS-UHFFFAOYSA-N

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Packaging

塑料瓶包装

Other Notes

硅酸盐分解试剂

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

pictograms

Skull and crossbonesCorrosion

signalword

Danger

Hazard Classifications

Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Eye Dam. 1 - Skin Corr. 1A

存储类别

6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

法规信息

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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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R. Bock
Aufschlussmethoden der anorg. & org. Chemie (1972)
Z. Sulcek et al.
Methods of Decomposition in Inorganic Analysis (1989)
Denise C Jarrin et al.
Pediatric cardiology, 36(1), 41-48 (2014-07-25)
Heart rate variability (HRV) is a non-invasive quantitative marker of cardiac autonomic function derived from continuous electrocardiogram (ECG) recordings. Normative HRV values and development factors have not been established in pediatric populations. The objective was to derive referent time- and
Barry Greenberg et al.
JACC. Heart failure, 2(1), 84-92 (2014-03-14)
Impaired cardiac isoform of sarco(endo)plasmic reticulum Ca(2+) ATPase (SERCA2a) activity is a key abnormality in heart failure patients with reduced ejection fraction. The CUPID 2 (Calcium Up-Regulation by Percutaneous Administration of Gene Therapy in Cardiac Disease Phase 2b) trial is
Mette Holme Jung et al.
European journal of heart failure, 16(4), 403-408 (2014-01-28)
Continuous-flow left ventricular assist device (CF-LVAD) implantation is associated with improved quality of life, but the effect on exercise capacity is less well documented. It is uncertain whether a fixed CF-LVAD pump speed, which allows for sufficient circulatory support at

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