| abstract |
A novel cleaner is disclosed, which is added to a reaction thermostat with water as medium in a scientific apparatus, particularly a thermostatic water bath in an automatic analyzer, and has becteria-proof, fungi-proof and algae-proof effects. The cleaner comprises a triazine derivative, a surface active agent and a compound represented by a formula [I]n wherein R¹, R², R³ and R⁴ independently represent a hydrogen atom, a methyl group and a hydroxymethyl group, and n represents an integer of 1 to 5. |