| Problem | Likely Cause | Fix | |---------|--------------|-----| | No crystals | Solution not saturated enough | Add more solute | | Powdery growth | Too much evaporation, too fast | Cover more tightly; move to cooler spot | | Crystals on string only | Seed crystal dissolved | Use a larger seed or tie it more securely | | Cloudy crystals | Dust or rapid cooling | Filter solution; cool slowly |
| Problem | Likely Cause | Fix | |---------|--------------|-----| | No crystals | Solution not saturated enough | Add more solute | | Powdery growth | Too much evaporation, too fast | Cover more tightly; move to cooler spot | | Crystals on string only | Seed crystal dissolved | Use a larger seed or tie it more securely | | Cloudy crystals | Dust or rapid cooling | Filter solution; cool slowly |