956576-91-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 956576-91-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,6,5,7 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 956576-91:
(8*9)+(7*5)+(6*6)+(5*5)+(4*7)+(3*6)+(2*9)+(1*1)=233
233 % 10 = 3
So 956576-91-3 is a valid CAS Registry Number.