100881-12-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100881-12-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,8,8 and 1 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 100881-12:
(8*1)+(7*0)+(6*0)+(5*8)+(4*8)+(3*1)+(2*1)+(1*2)=87
87 % 10 = 7
So 100881-12-7 is a valid CAS Registry Number.