898911-34-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 898911-34-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,8,9,1 and 1 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 898911-34:
(8*8)+(7*9)+(6*8)+(5*9)+(4*1)+(3*1)+(2*3)+(1*4)=237
237 % 10 = 7
So 898911-34-7 is a valid CAS Registry Number.