Porcelain Hirsch Funnels

Porcelain funnels feature fixed perforated plates. Glazed on inner and outer surfaces except for the rim.

• Thermal shock resistant - average coefficient of expansion from 20 to 200°C is 3.56 x 10^-5, gradually increasing to 4.69 x 10^-5 at 1050°C
• Every batch of porcelain is factory heat tested
• Glaze is extremely white and no softening occurs up to 1000°C
• Chemically resistant - Resistance to acids and alkalies is excellent, except for hydrofluoric acid
Image(s) are representative of the product group and not necessarily the individual product.

Approx. Capacity (mL): 10
Top Dia. x Height (mm): 30 x 50
For Filter Paper Dia. (mm): 10

Approx. Capacity (mL): 12
Top Dia. x Height (mm): 40 x 70
For Filter Paper Dia. (mm): 15

Approx. Capacity (mL): 25
Top Dia. x Height (mm): 50 x 75
For Filter Paper Dia. (mm): 30

Approx. Capacity (mL): 50
Top Dia. x Height (mm): 75 x 130
For Filter Paper Dia. (mm): 47

Approx. Capacity (mL): 140
Top Dia. x Height (mm): 100 x 175
For Filter Paper Dia. (mm): 55