70820-33-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70820-33-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,8,2 and 0 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 70820-33:
(7*7)+(6*0)+(5*8)+(4*2)+(3*0)+(2*3)+(1*3)=106
106 % 10 = 6
So 70820-33-6 is a valid CAS Registry Number.