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28962-65-4

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28962-65-4 Usage

Chemical Properties

The compound sodium perborate trihydrate (sodium peroxoborate tetrahydrate), Na2B2(O2)2 [(OH)4]·4H2O, Mr 135.9, 1.86 g/cm3, formerly written as NaBO3·3H2O theoretical active oxygen content 11.8 wt%.

Health Hazard

The toxicity of sodium perborate monohydrate is similar to that of the tetrahydrate. Sodium peroxoborate is an eye irritant, but not a skin irritant. Absorption through large areas of abraded or damaged skin can give systemic boron poisoning.

Check Digit Verification of cas no

The CAS Registry Mumber 28962-65-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,9,6 and 2 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 28962-65:
(7*2)+(6*8)+(5*9)+(4*6)+(3*2)+(2*6)+(1*5)=154
154 % 10 = 4
So 28962-65-4 is a valid CAS Registry Number.

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