can't read?
: B 7292
: 63338-02-3
: B 7292 (OTTO) Brass powder (Cu70%/Zn30%) Cas 63338-02-3 - used for the electrolysis are both platinum material electrode.
: Essential chemicals,Research essentials chemicals
: Powder
:
: 70 wt.%
: 30 wt.%
WGK WGK 3