857763-83-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857763-83-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,7,6 and 3 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 857763-83:
(8*8)+(7*5)+(6*7)+(5*7)+(4*6)+(3*3)+(2*8)+(1*3)=228
228 % 10 = 8
So 857763-83-8 is a valid CAS Registry Number.