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Merck

1.00732

Supelco

Sulfuric acid

95-97%, for analysis (max. 0.005 ppm Hg) EMSURE® ACS,ISO,Reag. Ph Eur

동의어(들):

Sulfuric acid

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제품정보 (DICE 배송 시 비용 별도)

Linear Formula:
H2SO4
CAS 번호:
Molecular Weight:
98.08
Beilstein:
2037554
MDL number:
UNSPSC 코드:
12352301
EC 인덱스 번호:
231-639-5
NACRES:
NA.21
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제품 이름

Sulfuric acid 95-97%, for analysis (max. 0.005 ppm Hg) EMSURE® ACS,ISO,Reag. Ph Eur

Grade

ACS reagent

Quality Level

Agency

reag. ISO
reag. Ph. Eur.

vapor density

<0.3 (25 °C, vs air)

vapor pressure

0.0001 hPa ( 20 °C)
1 mmHg ( 146 °C)

제품 라인

EMSURE®

분석

95-97% (alkalimetric)

양식

liquid

무기 잔류물

≤5 ppm

색상

APHA: ≤10

pH

0.3 (25 °C, 49 g/L in H2O)

bp

~290 °C (lit.)

mp

-20 °C

solubility

water: soluble (caution ! development of heat)

density

1.840 g/mL at 25 °C (lit.)

음이온 미량물

chloride (Cl-): ≤0.1 ppm
nitrate (NO3-): ≤0.2 ppm
phosphate (PO43-): ≤0.5 ppm

양이온 미량물

Ag: ≤0.02 ppm
Al: ≤0.05 ppm
As: ≤0.01 ppm
Ba: ≤0.05 ppm
Be: ≤0.01 ppm
Bi: ≤0.1 ppm
Ca: ≤0.2 ppm
Cd: ≤0.02 ppm
Co: ≤0.01 ppm
Cr: ≤0.05 ppm
Cu: ≤0.01 ppm
Fe: ≤0.1 ppm
Ge: ≤0.05 ppm
Hg: ≤0.005 ppm
K: ≤0.1 ppm
Li: ≤0.01 ppm
Mg: ≤0.05 ppm
Mn: ≤0.01 ppm
Mo: ≤0.05 ppm
NH4+: ≤2 ppm
Na: ≤0.5 ppm
Ni: ≤0.02 ppm
Pb: ≤0.02 ppm
Sr: ≤0.02 ppm
Ti: ≤0.1 ppm
Tl: ≤0.05 ppm
V: ≤0.01 ppm
Zn: ≤0.05 ppm
Zr: ≤0.1 ppm
heavy metals (as Pb): ≤1 ppm

SMILES string

OS(O)(=O)=O

저장 온도

no temp limit

InChI

1S/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)

InChI key

QAOWNCQODCNURD-UHFFFAOYSA-N

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관련 카테고리

애플리케이션



  • Nuclear magnetic resonance analysis of a chemically cross-linked ferrous-methylthymol blue-polyvinyl alcohol radiochromic gel dosimeter.: Researchers applied NMR to analyze a ferrous-methylthymol blue-polyvinyl alcohol gel dosimeter, showing its potential for accurate radiation dose measurements in medical and industrial applications (Eyadeh et al., 2019).


  • Discriminate sensing of pyrophosphate using a new tripodal tetramine-based dinuclear Zn(II) complex under an indicator displacement assay approach.: This work presented a novel sensing method for pyrophosphate detection using a Zn(II) complex and methylthymol blue in an indicator displacement assay, highlighting its selectivity and efficiency (Watchasit et al., 2014).


  • Direct colorimetric detection of copper(II) ions in sampling using diffusive gradients in thin-films.: The study introduced a colorimetric technique utilizing methylthymol blue for direct detection of copper(II) ions via diffusive gradients in thin-films, offering a simple and effective analytical tool (McGifford et al., 2010).


  • Experimental correlation between the pKa value of sulfonphthaleins with the nature of the substituents groups.: This research explored the relationship between the pKa values of sulfonphthaleins, including methylthymol blue, and their substituent groups, providing insights for better understanding and predicting their behavior in various chemical environments (Balderas-Hernández et al., 2008).



분석 메모

Assay (alkalimetric): 95.0 - 97.0 %
Identity: passes test
Color: ≤ 10 Hazen
Appearance: passes test
Density (d 20/20): 1.834 - 1.837
Chloride (Cl): ≤ 0.1 ppm
Nitrate (NO₃): ≤ 0.2 ppm
Phosphate (PO₄): ≤ 0.5 ppm
Heavy metals (as Pb): ≤ 1 ppm
Ag (Silver): ≤ 0.02 ppm
Al (Aluminium): ≤ 0.05 ppm
As (Arsenic): ≤ 0.01 ppm
Ba (Barium): ≤ 0.05 ppm
Be (Beryllium): ≤ 0.01 ppm
Bi (Bismuth): ≤ 0.1
Ca (Calcium): ≤ 0.2 ppm
Cd (Cadmium): ≤ 0.02 ppm
Co (Cobalt): ≤ 0.01 ppm
Cr (Chromium): ≤ 0.05 ppm
Cu (Copper): ≤ 0.01 ppm
Fe (Iron): ≤ 0.1
Ge (Germanium): ≤ 0.05 ppm
Hg (Mercury): ≤ 0.005 ppm
K (Potassium): ≤ 0.1
Li (Lithium): ≤ 0.01 ppm
Mg (Magnesium): ≤ 0.05 ppm
Mn (Manganese): ≤ 0.01 ppm
Mo (Molybdenum): ≤ 0.05 ppm
NH₄ (Ammonium): ≤ 2 ppm
Na (Sodium): ≤ 0.5 ppm
Ni (Nickel): ≤ 0.02 ppm
Pb (Lead): ≤ 0.02 ppm
Sr (Strontium): ≤ 0.02 ppm
Ti (Titanium): ≤ 0.1
Tl (Thallium): ≤ 0.05 ppm
V (Vanadium): ≤ 0.01 ppm
Zn (Zinc): ≤ 0.05 ppm
Zr (Zirconium): ≤ 0.1
Substances reducing potassium permanganate (as SO₂): ≤ 2 ppm
Residue on ignition: ≤ 5 ppm
Date of expiry: see product label

법적 정보

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

픽토그램

Corrosion

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

Storage Class Code

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable


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관련 콘텐츠

Glass bottles are ideal for storing acids because they are inert and offer a long shelf life.

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