957481-34-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 957481-34-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,7,4,8 and 1 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 957481-34:
(8*9)+(7*5)+(6*7)+(5*4)+(4*8)+(3*1)+(2*3)+(1*4)=214
214 % 10 = 4
So 957481-34-4 is a valid CAS Registry Number.