The following refill packs are available for the DUROVAL® titration kits:
| Hardness grade | Quamtity | Order number | |
| DUROVAL® A titration solution | 0–30 °dH (0–60 °f) | bottle with 50 ml | 400023 |
| DUROVAL® A titration solution | 0–30 °dH (0–60 °f) | 2 bottles with 50 ml each | 400123 |
| DUROVAL® B titration solution | 0–2 °dH (0–4 °f) | bottle with 50 ml | 400033 |
| DUROVAL® TI titration solution | 0–30 °dH (0–60 °f) | bottle with 25 ml | 400043 |
| DUROVAL® indicator fluid, 8 ml | liquid 8 ml | 400024 | |
| DUROVAL® indicator, 3 g (powder) | powder 3 g | 400025 | |
| DUROVAL® C titration solution | bottle with 50 ml | 400061 | |
| DUROVAL® C indicator, 8 ml | bottle with 8 ml | 400062 | |
| DUROVAL® P indicator, 8 ml | bottle with 8 ml | 400066 | |
| DUROVAL® SO4 ion exchanger | 400081 | ||
| DUROVAL® SO4 reagent A | 2 bottles with 50 ml each | 400082 | |
| DUROVAL® SO4 reagent B | bottle with 8 ml | 400083 | |
| DUROVAL® SO4 titration solution C | bottle with 50 ml | 400084 | |
| DUROVAL® Chlorid reagent A + B | 2 bottles with 17 ml each | 400091 | |
| DUROVAL® Chlorid titration solution | 2 bottles with 50 ml each | 400092 | |
| DUROVAL® KS4,3 indicator | bottle with 8 ml | 400068 | |
| DUROVAL® KS4,3 titration solution | bottle with 50 ml | 400069 | |
| DUROVAL® KB8,2 indicator | bottle with 8 ml | 400078 | |
| DUROVAL® KB8,2 titration solution | bottle with 50 ml | 400079 |