86193
Fluka

5-Sulfosalicylic acid dihydrate

BioUltra, ≥99.0% (T)

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Synonym

2-Hydroxy-5-sulfobenzoic acid

Molecular Formula

HO₃SC₆H₃-2-(OH)CO₂H�2H₂O

Molecular Weight

254.21

CAS Number

5965-83-3

Beilstein Registry Number

650741

MDL number

MFCD00149540

EG/EC Number

202-555-6

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Descriptions

Other Notes

Deproteinization reagent¹; Spray reagent for the detection of sugars on thin-layer chromatograms²; Removes all proteins from serum with the exception of α₁-glycoprotein and can hence be used for its assessment³; The quantification of urinary albumin and globulin⁴.

Properties

product line

BioUltra

assay

≥99.0% (T)

total impurities

insoluble matter, passes filter test

ign. residue

≤0.1% (as SO₄)

<1 (25 °C, 0.5 M in H₂O)

105-110 °C(lit.)

110-112 °C

solubility

H₂O: 0.5 M at 20 °C, clear, colorless

anion traces

chloride (Cl^-): ≤10 mg/kg

sulfate (SO₄^2-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg

As: ≤0.1 mg/kg

Ba: ≤500 mg/kg

Bi: ≤5 mg/kg

Ca: ≤20 mg/kg

Cd: ≤5 mg/kg

Co: ≤5 mg/kg

Cr: ≤5 mg/kg

Cu: ≤5 mg/kg

Fe: ≤5 mg/kg

K: ≤50 mg/kg

Li: ≤5 mg/kg

Mg: ≤5 mg/kg

Mn: ≤5 mg/kg

Mo: ≤5 mg/kg

Na: ≤50 mg/kg

Ni: ≤5 mg/kg

Pb: ≤5 mg/kg

Sr: ≤20 mg/kg

Zn: ≤5 mg/kg

abs.

absorption0.5M/350 nm, H₂O cut-off

References

Cited Reference

1. S. Mondino et al. J. Chromatogr. 74, 255, (1972) abstract

2. B. Ray, et el. J. Chromatogr. 315, 401, (1984)

3. Y. Suzuki et al. J. Pharm. Pharmacol. 37, 712, (1985) abstract

4. F.H. Wians et al. Clin. Chem. 34, 424, (1988)

Beilstein

Beil. 11,IV,702

Fieser

Fieser 1,1118

reference

Aldrich MSDS 1, 1630:C / Corp MSDS 1 (2), 3203:C / FT-IR 2 (2), 3230:B / FT-IR 1 (2), 496:B / IR-Spectra (3), 1156:G / IR-Spectra (2), 1007:G / NMR-Reference 2 (2), 821:A / RegBook 1 (2), 2197:L / Sigma FT-IR 1 (2), 897:B / Structure Index 1, 345:B:4

Safety

Hazard Codes

Risk Statements

22-36/37/38

Safety Statements

WGK Germany