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C106H222O15Si8 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

138552-17-7

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138552-17-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138552-17-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,5,5 and 2 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 138552-17:
(8*1)+(7*3)+(6*8)+(5*5)+(4*5)+(3*2)+(2*1)+(1*7)=137
137 % 10 = 7
So 138552-17-7 is a valid CAS Registry Number.

138552-17-7Upstream product

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