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Hydrous ammonia. reagents
HYDROUS AMMONIA. REAGENTS
GOST 3760-79 (CN of FEA code 2814 20 0000)
Hydrous ammonia, reagent is transparent colorless liquid with typical sharp odour which doesn’t contain mechanical impurities.
|
Specifications |
Grades | ||
|
«Chemical- ly pure» |
«Analytical-ly pure» |
«Pure» | |
|
Mass fraction of ammonia (NH3), %, no less than |
25 |
25 |
25 |
|
Mass fraction of non-volatile residue, %, no more than |
0,002 |
0,002 |
0,005 |
|
Mass fraction of carbonates (СО3), %, no more than |
0,001 |
0,002 |
0,003 |
|
Mass fraction of total sulfur (SO4), %, no more than |
0,0002 |
0,0003 |
0,001 |
|
Mass fraction of phosphates (PO4), %, не более |
0,00005 |
0,0001 |
0,0005 |
|
Mass fraction of chloride (Cl), %, no more than |
0,00005 |
0,0001 |
0,0002 |
|
Mass fraction of iron (Fe), %, no more than |
0,00001 |
0,00002 |
0,00005 |
|
Mass fraction of heavy metals (Pb), %, no more than |
0,00005 |
0,00005 |
0,0001 |
|
Mass fraction of total calcium and magnesium (Са), %, no more than |
0,0001 |
0,0002 |
0,0004 |
|
Mass fraction of reducing substances KMnO4 (in terms of 0), %, no more than |
0,0008 |
0,0008 |
0,0008 |
Safety Requirements: a hardly combustible liquid, unable to self-combustion. It is related to 4th class of hazard. During operating with substance should use the measures of individual protection and personal hygiene.
Transportation: by all modes of transport in accordance with the rules of transportation, effective for given kind of transport.
Storage: in covered storehouses. Joint storage and transportation of ammonia with acids is not allowed.
Guarantee term of storage: 1 year since the date of manufacturing.