1) Very smooth in writing
2) Water Base Ink
3) Instant dry on paper
4) Long shelf life
| Properties | Blue | Black | Red | Green |
|---|---|---|---|---|
| Ref. | SG 200 BLU | SG 200 BLK | SG 200 RED | SG 200 GRN |
| Brookfield Viscosity at 25°C, 12 rpm by 63 LV Spindle (cps) | 2500 ±100 | 2500 ±100 | 2500 ±100 | 2500 ±100 |
| Sour Alkalinity (PH) | 8.00 | 8.60 | 8.18 | 8.13 |
| Surface Tension (d/cm) | 37.00 | 38.00 | 35.00 | 36.00 |
| Specific Gravity (g/cm³) | 1.040 | 1.040 | 1.060 | 1.050 |
| Water Resistance | Fair | Fair | Fair | Fair |
| Writing | Smooth | Smooth | Smooth | Smooth |
| Tip Used (CRI / IWI / ESSEM) | 0.5 - 0.6 mm | 0.5 - 0.6 mm | 0.5 - 0.6 mm | 0.5 - 0.6 mm |
