Merck
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1.88035

Supelco

Buffer solution for strong acids

for Karl Fischer Titration Aquastar®

Quality Level

product line

Aquastar®

form

liquid

autoignition temp.

420 °C (Methanol)

expl. lim.

5.5-44 % (v/v) Methanol)

reaction suitability

reaction type: coulometric
reaction type: volumetric

technique(s)

Karl-Fischer titration: suitable
titration: suitable

pH

6.8 (20 °C in H2O)

transition temp

flash point 9.7 °C (Methanol)

density

0.97 g/cm3 at 20 °C

storage temp.

15-25°C

Related Categories

Analysis Note

Assay (H₂O): ≤ 200 ppm

Legal Information

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

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Irrit. 2 - Flam. Liq. 2 - Repr. 1B - Skin Irrit. 2 - STOT SE 1 - STOT SE 3

Target Organs

Eyes, Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

49.5 °F - Methanol

Flash Point(C)

9.7 °C - Methanol

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