There's more to find here. Kinak said in the podcast there's a bit of a bottle-neck which will unlock a lot of the rest. I re-checked all spider crafting ingredients, with Chitin Hands active, if that matters. I can't find anything here so maybe it's something out in the world. I didn't have Web Control.
| Chem | Armory | Sushi | Cooking | |
|---|---|---|---|---|
| Concentrated Venom | X | |||
| Decorative Webbing | X | |||
| Silk Strands | X | |||
| Spider Ash | X | |||
| Spider Drone Leg | X | |||
| Spider Eggs | X | X | X | |
| Spider Skein | X | X | ||
| Spider Venom Sample | X† | |||
| Stone Spider Chitin | X | |||
| Stone Spider Leg | X |
†(including re-testing Spider Venom Sample+Spider Venom Sample, Spider Venom Sample+Hound Dust)