pH Buffers @ 25 oC
YSI pH 4.00 Buffer, ±0.01 pH (475 ml)
YSI pH 7.00 Buffer, ±0.01 pH (475 ml)
YSI pH 10.00 Buffer, ±0.01 pH (475 ml)
Redox (ORP) Standards @ 25 oC
YSI Redox Standard 228 mV (125 ml)
Conductivity Standard @ 25 oC
YSI Conductivity Standard, +1.0%, 1,000 uS/cm (475 ml)
YSI Conductivity Standard, +1.0%, 10,000 uS/cm (475 ml)
YSI Conductivity Standard, +1.0%, 50,000 uS/cm (475 ml)
Turbidity Standard
YSI Turbidity Standard, 0 NTU (1 gal)
YSI Turbidity Standard, 10 NTU (1 gal)
YSI Turbidity Standard, 100 NTU (500 ml)
สารเคมี /Chemical
- FISHER
- BHD
- MERK
- SIGMA
- LAB-SCAN
- FLUKA