Turbidity standard solution (total validity period: 6 months)

Silver, aluminum, arsenic, barium, beryllium, calcium, cadmium, cobalt, chromium, copper, iron, potassium, magnesium, manganese, molybdenum, sodium, nickel, lead, antimony, selenium, tin, strontium, titanium, thallium, vanadium, zinc multi-element standard solution (26 kinds) (total validity period: 12 months) Silver (AG) element standard solution (for ICP-MS) Total acid value standard: 1.5 MG/G KOH Nitrite standard solution | C (NO2-) = 250G/ML | Bolinda | 20ML*5 | Standard material (RM) - solution type Multi-element mixed standard solution | AL, SI, TI | 100G/ML | Steel Research Institute Nanogram | 50ML | Standard material (RM) - solution type

Brown-yellow standard colorimetric solution BY7 (European Pharmacopoeia) Turbidity Standard NON RATIO 4000 NTU, traceable to NIST Cast Iron(Proper to Verifying Carbon and Sulphur) 7 metal element standard solutions (AL, B, CO, CU, FE, MN, ZN) | Multi-component | 100g/ml in 10% HNO3 | CATO | 50ml | Standard material (RM) - solution type Turbidity Standard RATIO 500 NTU, traceable to NIST