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343321-59-5

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343321-59-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 343321-59-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,3,2 and 1 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 343321-59:
(8*3)+(7*4)+(6*3)+(5*3)+(4*2)+(3*1)+(2*5)+(1*9)=115
115 % 10 = 5
So 343321-59-5 is a valid CAS Registry Number.

343321-59-5 Well-known Company Product Price

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  • Alfa Aesar

  • (B21799)  4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid monosodium salt hydrate, 94%   

  • 343321-59-5

  • 100g

  • 461.0CNY

  • Detail
  • Alfa Aesar

  • (B21799)  4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid monosodium salt hydrate, 94%   

  • 343321-59-5

  • 500g

  • 1852.0CNY

  • Detail
  • Alfa Aesar

  • (B21799)  4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid monosodium salt hydrate, 94%   

  • 343321-59-5

  • 2500g

  • 7382.0CNY

  • Detail

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