(Item )

Analytically Pure

Chemically Pure

content

≥99.7%

≥99.5%

density

0.789-0.791

0.789-0.791

compound with
water

passed

passed

evaporation deposits

≤0.001%

≤0.001%

moisture

≤0.3%

≤0.5%

acidity

≤0.04%

≤0.1%

alkalinity

≤0.01%

≤0.03%

methanol

≤0.05%

≤0.2%

isopropyl alcohol

≤0.01%

≤0.05%

-C=O(aldehyde and ketone)

≤0.003%

≤0.005%

readily carbonizable substance

passed

passed

hypermanganate

≤0.00025%

≤0.0006%