| AAS standards (19) | | Chromatography media (38) | |  Conductivity standards
(3) |
|
| Drying and filtering aids (20) | | Indicators (75) | | Ion chromatography standards (31) |
|
| Ion exchange resins (34) | | Mass spec standards (7) | | Molecular sieves (11) |
|
| NMR solvents (72) | | Oil standards (1) | | Optic discs/IR materials (9) |
|
| pH Buffers (30) | | Plasma standards (264) | | Polystyrene standards (3) |
|
| Volumetric solutions (135) | | Sulfur standards (3) | | General lab needs (17) |
