100532-57-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100532-57-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,5,3 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 100532-57:
(8*1)+(7*0)+(6*0)+(5*5)+(4*3)+(3*2)+(2*5)+(1*7)=68
68 % 10 = 8
So 100532-57-8 is a valid CAS Registry Number.