957039-33-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 957039-33-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,7,0,3 and 9 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 957039-33:
(8*9)+(7*5)+(6*7)+(5*0)+(4*3)+(3*9)+(2*3)+(1*3)=197
197 % 10 = 7
So 957039-33-7 is a valid CAS Registry Number.