緩衝液 pH 2.0 (20℃) Citric acid / hydrochloric acid / sodium chloride, with fungicide, traceable to SRM from NIST and PTB (100mL)

緩衝液 pH 2.0 (20℃) Citric acid / hydrochloric acid / sodium chloride, with fungicide, traceable to SRM from NIST and PTB (1L×6)

緩衝液 pH 3.0 (20℃) Citric acid / sodium hydroxide / sodium chloride solution, with fungicide, traceable to SRM from NIST and PTB (1L×6)

緩衝液 pH 4.0 (20℃) With fungicide, citric acid / sodium hydroxide / sodium chloride solution, traceable to SRM from NIST (500mL)

緩衝液 pH 4.0 (20℃) With fungicide, citric acid / sodium hydroxide / sodium chloride solution, traceable to SRM from NIST (5L)

緩衝液 pH 4.0 (20℃) With fungicide, citric acid / sodium hydroxide / sodium chloride solution, traceable to SRM from NIST (10L)

緩衝液 pH 4.0 (20℃) Red colored, citric acid / sodium hydroxide / sodium chloride solution, with fungicide (5L)

緩衝液 pH 4.0 (20℃) Red colored, citric acid / sodium hydroxide / sodium chloride solution, with fungicide (10L)

緩衝液 pH 4.0 (20℃) With fungicide, citric acid / sodium hydroxide / sodium chloride solution, traceable to SRM from NIST (1L×6)

緩衝液 pH 4.0 (20℃) Red colored, citric acid / sodium hydroxide / sodium chloride solution, with fungicide (1L×6)

緩衝液 pH 4.0 (20℃) Red colored, citric acid / sodium hydroxide / sodium chloride solution, with fungicide (500mL×6)

緩衝液 pH 4.008 (25℃) With fungicide, according to DIN 19266 (1L)

緩衝液 pH 5.0 (20℃) Citric acid / sodium hydroxide solution, with fungicide, traceable to SRM from NIST (1L)

緩衝液 pH 6.0 (20℃) Citric acid / sodium hydroxide solution, with fungicide, traceable to SRM from NIST (1L)

緩衝液 pH 6.865 (25℃) With fungicide, according to DIN 19266 (1L)

緩衝液 pH 7.0 (20℃) Potassium dihydrogen phosphate / disodium hydrogen phosphate, traceable to SRM from NIST, with fungicide (500mL)

緩衝液 pH 7.0 (20℃) Potassium dihydrogen phosphate / disodium hydrogen phosphate, traceable to SRM from NIST, with fungicide (5L)

緩衝液 pH 7.0 (20℃) Potassium dihydrogen phosphate / disodium hydrogen phosphate, traceable to SRM from NIST, with fungicide (10L)

緩衝液 pH 7.0 (20℃) Green colored, potassium dihydrogen phosphate / disodium hydrogen phosphate, with fungicide (5L)

緩衝液 pH 7.0 (20℃) Green colored, potassium dihydrogen phosphate / disodium hydrogen phosphate, with fungicide (10L)