Methanesulphonic acid ≥70 %, for synthesis

MSA, Methylsulphonic acid
Empirical formula CH4O3S
Molar mass (M) 96,10 g/mol
Density (D) 1,48 g/cm³
Boiling point (bp) 167 °C
Flash point (flp) 189 °C
Melting point (mp) 20 °C
ADR 8 III
WGK 1
CAS No. [75-75-2]
EG-Nr. 200-898-6
UN-Nr. 2586

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Hazard statements

H290 May be corrosive to metals
H302 + H312 Harmful if swallowed and in contact with skin
H314 Causes severe burns and eye damage
H335 May cause respiratory irritation

Precautions - prevention

P280 Wear protective gloves / protective clothing / eye protection / face protection.

Precautions - response

P303 + P361 + P353 IF ON SKIN (or hair): Immediately contaminate clothing
pull out. Rinse skin with water [or shower].
P304 + P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for a long period of time
amount of minutes; remove contact lenses, if possible; keep rinsing.
P312 Call a POISON CENTER / doctor / ... if you feel unwell.