Water density / refractive index, combined standard (9 mL)
Certified Density / Refractive Index at 15°C: 0.999xx g/cm³ / 1.333xx nD
Certified Density / Refractive Index at 20°C: 0.998xx g/cm³ / 1.332nD
Certified Density / Refractive Index at 25°C: 0.997xx g/cm³ / 1.332xx nD