Bronopol CAS NO.52-51-7

items

specifications

appearance

white or almost white crystalline powder

assay

99.0%-101.0%

water content

≤0.5%

acidity (ph value at 20℃)

1% w/v in water ph5-7

sulfated ash

≤0.1%

10 mesh, through

95%

tris(hydroxymethyl) nitro-methane

﹤0.3%

2-methyl-2-nitrpropane-1,3-diol

﹤0.3%

2-nitroethanol

﹤0.3%

sodium bromide

﹤0.3%

formaldehyde testing

gastee testing