Influence of preparation and preservation conditions of formazine reference solution on turbidity
濁度に及ぼすホルマジン標準液の調製及び保存条件の影響

Hiroshi SAITO, Nobuya TAMURA, Hideki UCHIYAMA
1986 Japan journal of water pollution research  
doi:10.2965/jswe1978.9.363 fatcat:rs64tsz3vjbynihipnmfm2clfa