Description
HST stands for Halogen Stable Triazole, a halogen stable version of TTA (TolyTriazole) which is utilized in water treatment programs. The HST standards are used to calibrate the following devices:
Specifications
| Item | HST Standards |
| Part Number | HST-01 20131 HST-02 20132 |
| HST | 1.00ppm ±0.05 2.00ppm ±0.05 |
| pH | 6.8-8.0 |
| Container | 16oz. / 500mL Nalgene™ Amber Narrow Mouth Sample Bottle |
| Storage Condition | 40-104 °F |
| Shelf Life | 3 Months |
| Net Volume | 510 ±10mL |
| Total Weight | 600 ±10g |
| Net Weight | 510 ±10g |