Caw Gallstone

Dear sir/madam,
Thanks for your interest in our Ox/Cow Gallstones.
We can supply Ox/Cow Gallstones as;
Specifications

Grade A (80% whole/20% broken)
Grade B (70% whole/30% broken)
Grade C (60% whole/40% broken)
Price depends on ratio of whole stone/broken stone. Below is our price
list per available grade:
Grade A (80% whole/20% broken): $7.00 per gram
Grade B (70% whole/30% broken): $6.00 per gram
Grade C (60% whole/40% broken): $5.00 per gram
We look forward to hear soon from you.
Best regards