| Catalog Number | Description |
| 3S101H | Suwannee River Humic Acid Standard III (100 mg) |
| 3S101F | Suwannee River Fulvic Acid Standard III (100 mg) |
| 2S101F | Suwannee River Fulvic Acid Standard II (100 mg) |
| 5S102H | Elliott Soil Humic Acid Standard V (100 mg) |
| 5S102F | Elliott Soil Fulvic Acid Standard V (100 mg) |
| 1S103H | Pahokee Peat Humic Acid Standard (100 mg) |
| 2S103F | Pahokee Peat Fulvic Acid Standard II (100 mg) |
| 1S104H | Leonardite Humic Acid Standard (100 mg) |
| 2R101N | Suwannee River NOM (RO isolation) (100 mg) |
| 1R110N | Upper Mississippi River NOM (RO/ED isolation (100 mg) |
1BS102M Elliott Silt Loam Soil (500 g)
2BS103P Pahokee (Florida) Peat Soil (125 g)
1BS104L Gascoyne Leonardite (500 g)
