Optimization of Extraction and Enrichment of Steroidal Alkaloids from Bulbs of Cultivated Fritillaria cirrhosa

Table 3

Physical properties of the macroporous resins.

Name	Polarity	Particle diameter (mm)	Surface area (m^2/g)	Average pore diameter (nm)
HPD-100	Nonpolar	0.3–1.20	650–700	8.5–9.0
HPD-200A	Nonpolar	0.3–1.25	700–750	8.5–9.0
HPD-300	Nonpolar	0.3–1.20	800–870	5.0–5.5
HPD-700	Nonpolar	0.3–1.20	650–700	8.5–9.0
D-101	Nonpolar	0.2–0.60	400–600	10.0–12.0
D-3520	Nonpolar	0.3–1.25	480–520	8.5–9.0
D-4006	Nonpolar	0.3–1.25	400–440	6.5–7.5
H-103	Nonpolar	0.3–1.25	900–1100	8.4–9.4
HPD-450A	Middle-polar	0.3–1.25	500–550	9.0–10.0
HPD-750	Middle-polar	0.3–1.20	650–700	8.5–9.0
ADS-17	Middle-polar	0.3–1.25	90–150	20.0–30.0
DM-130	Middle-polar	0.3–1.25	500–550	9.0–10.0
HPD-722	Weak-polar	0.3–1.25	485–530	13.0–14.0
AB-8	Weak-polar	0.3–1.25	480–520	13.0–14.0
HPD-600	Polar	0.3–1.20	550–600	8.0
HPD-826	Polar	0.3–1.25	500–600	9.0–10.0