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(tricarbonyl)osmiumdifluoride tetramer is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

155643-20-2

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155643-20-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 155643-20-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,6,4 and 3 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 155643-20:
(8*1)+(7*5)+(6*5)+(5*6)+(4*4)+(3*3)+(2*2)+(1*0)=132
132 % 10 = 2
So 155643-20-2 is a valid CAS Registry Number.

155643-20-2Upstream product

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