Table 1. Chemical composition and conditions of the alkaline formulations used in the applicability testing of TESSA.
| Formulation | Ingredients | Experimental conditions | TESSA reactions (positive/total) § |
|---|---|---|---|
| 28AO | Tripotassium orthophosphate (15–30%) Dipotassium Trioxosilicate (5–15%) Amphoteric surfactants (< 5%) |
Concentration: 1% in ddH2O Condition: 70°C, 10 min |
4/16 |
| 28AO/TZ | • N,N-Dimethyldecylamine N-oxide (1–5%) • Subtilisin (< 1%) • Alpha-Amylase (< 1%) • Non-ionic surfactants (15–30%) • Potassium sorbate (5%) |
Concentration: 1% 28AO + 0.3% TZ in ddH2O Two step reprocessing 1. 45°C, 10 min 2. 70°C, 10 min |
0/16 |
| 36BS | Tripotassium orthophosphate (15–30%) Anionic surfactants (< 5%) Non-ionic surfactants (< 5%) Alanine, N,N-bis(carboxymethyl) sodium salt (5–15%) |
Concentration: 2% in water with standardized hardness Condition: 25°C, 60 min |
2/16 |