855281-37-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855281-37-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,2,8 and 1 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 855281-37:
(8*8)+(7*5)+(6*5)+(5*2)+(4*8)+(3*1)+(2*3)+(1*7)=187
187 % 10 = 7
So 855281-37-7 is a valid CAS Registry Number.