Untuk serious home barista, water treatment adalah next level optimization yang bisa significantly improve coffee quality.
Water Testing
Test Kits:
- TDS meter
- GH/KH test kit
- Professional water analysis
Ideal Range:
- TDS: 100-150 ppm
- GH: 50-100 ppm
- KH: 40-70 ppm
- pH: 7.0-7.5
Water Treatment Methods
Carbon Filter:
- Remove chlorine, sediment
- Improve taste
- Basic improvement
Reverse Osmosis (RO):
- Remove almost everything
- Pure water base
- Need remineralization
Distillation:
- Similar to RO
- More energy intensive
Remineralization
Commercial Products:
- Third Wave Water
- Aquacode
- Perfect Coffee Water
DIY Recipes:
- Epsom salt (MgSO4)
- Baking soda (NaHCO3)
- Calcium chloride (CaCl2)
Popular Water Recipes
SCAA Standard:
- 150 ppm TDS
- Hardness: 4 parts
- Alkalinity: 1 part
Barista Hustle Recipe:
- 100-120 ppm TDS
- More magnesium focused
Rao-Perger Recipe:
- Balanced approach
Bottled Water Options
Good Options:
- Certain spring waters
- Check mineral content
Avoid:
- Distilled/purified (no minerals)
- High mineral content
- Flavored/enhanced water
Practical Setup
Beginner: Filter pitcher
Intermediate: Under-sink filter
Advanced: RO + remineralization
Pro: Custom water station
Maintenance
- Regular filter changes
- Clean storage containers
- Monitor TDS regularly
Troubleshooting
Flat Coffee: Increase minerals
Harsh Coffee: Reduce minerals
Inconsistent: Check water consistency
