Merck Ion exchanger I (strongly acidic cation exchanger, H+-form) GR for analysis Reag. Ph Eur, 500 G

You can download the safety data sheet here: https://www.merckmillipore.com/DE/en/documents/Z.qb.qB.tecAAAFDDJUsznLq,nav#dLubqBFYUAAAFEqHpWba4k