70854-98-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70854-98-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,8,5 and 4 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 70854-98:
(7*7)+(6*0)+(5*8)+(4*5)+(3*4)+(2*9)+(1*8)=147
147 % 10 = 7
So 70854-98-7 is a valid CAS Registry Number.