TEKNOSOLV 9521 TEKNOSOLV 9521 » Safety data sheet TEKNOSOLV 9521_2025-04-29_BE_fr TEKNOSOLV 9521_2025-04-29_CH_fr TEKNOSOLV 9521_2025-04-29_FR_fr TEKNOSOLV 9521_2025-04-29_LU_fr Volatile organic compound (VOC) abt. 900 g/l