637005-30-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 637005-30-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,7,0,0 and 5 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 637005-30:
(8*6)+(7*3)+(6*7)+(5*0)+(4*0)+(3*5)+(2*3)+(1*0)=132
132 % 10 = 2
So 637005-30-2 is a valid CAS Registry Number.