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4,7,10,13-Tetraazoniatetraspiro[3.2.2.2.3.2.2.2]docosane, 2,15-dihydroxy-, tetrachloride is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

93129-90-9

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93129-90-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 93129-90-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,1,2 and 9 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 93129-90:
(7*9)+(6*3)+(5*1)+(4*2)+(3*9)+(2*9)+(1*0)=139
139 % 10 = 9
So 93129-90-9 is a valid CAS Registry Number.

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