sodium nitrite paʻakai Hana ʻOihana Hana Cas 7632-00-0EINECS No .: 231-555-9
Hoakaka
Hoʻokaʻina
|
Nitrate
|
ʻAno
|
ʻO Sodium Nitrite
|
CAS ʻAʻole.
|
7632-00-0
|
Nā Inoa ʻē aʻe
|
ka nitrite
|
ʻO MF
|
NaNO2
|
EINECS No.
|
231-555-9
|
Papa Kūlana
|
Papa Hana Hana, Papa Reagent
|
Pono
|
99,0%
|
Helehelena
|
ʻO nā aniani keʻokeʻo, a i ʻole nā aniani melemele māmā
|
Palapala noi
|
Papa Hana Hana
|
Helu Model
|
sodium nitrite
|
Kuhi paila
|
320 ° C
|
Kuhi hoʻoheheʻe
|
270 ° C
|
Ka mānoanoa
|
2.2
|
Hoakaka
Hoʻokaʻina | Nitrate |
ʻAno | ʻO Sodium Nitrite |
CAS ʻAʻole. | 7632-00-0 |
Nā Inoa ʻē aʻe | ka nitrite |
ʻO MF | NaNO2 |
EINECS No. | 231-555-9 |
Papa Kūlana | Papa Hana Hana, Papa Reagent |
Pono | 99,0% |
Helehelena | ʻO nā aniani keʻokeʻo, a i ʻole nā aniani melemele māmā |
Palapala noi | Papa Hana Hana |
Helu Model | sodium nitrite |
Kuhi paila | 320 ° C |
Kuhi hoʻoheheʻe | 270 ° C |
Ka mānoanoa | 2.2 |
Hōʻike Huahana: Q / YLB-2005-04
Papa Kuhikuhi | Pae paʻakai i hoʻohui ʻia | Papa Hana Hana |
solium Nitrate (NaNO3)% | ≥ 99.3 | ≥ 98.0 |
solium nitrate (NaNO2) ʻike% | ≤ 0.02 | 1.5 |
Chloride (Cl)% | ≤ 0.3 | --- |
ʻAno ʻole ka wai% | ≤ 0.06 | --- |
Humidity% | 1.8 | 2 |
Helehelena | aniani keʻokeʻo | aniani keʻokeʻo |
ʻO Sodium nitrite (NaNO₂) kahi paʻakai paʻakai i hoʻokumu ʻia e ka hui pū ʻana o ka ionite nitrite a me ka sodium ion. Maʻalahi ka sodium nitrite i ka hale inu a hoʻoheheʻe ʻia i ka wai a me ka amonia wai. He alkaline kāna wai aqueous a ʻo kona pH e pili ana iā 9. He hiki ke hoʻoheheʻe ʻia i nā mea hoʻoheheʻeola e like me ka etanol, ka methanol a me ka ether. Loaʻa i ka sodium nitrite kahi ʻono paʻakai a hoʻohana ʻia e hana i ka paʻakai pākaukau. E hana ka sodium nitrite me ka oxygen e hana i ka sodium nitrate ke hōʻike ʻia i ka ea. Inā wela ma luna o 320 ° C, e hoʻopau ia e hana i ka oxygen, nitrogen oxide a me ka sodium oxide. Maʻalahi ka hoʻopili ʻana me nā mea ʻokanika e puhi a pahū. Ma muli o ka ʻono paʻakai a me ke kumu kūʻai haʻahaʻa, hoʻohana pinepine ʻia ia ma ke ʻano he pani kūpono ʻole no ka paʻakai pākaukau ke hana ʻana i ka meaʻai kū kānāwai ʻole. No ka mea ʻona ka sodium nitrite, ʻo ka meaʻai i loaʻa ka paʻakai ʻoihana e weliweli loa i nā kānaka a me ka carcinogenic.
Nā waiwai o ke kino a me ka kemika
keʻokeʻo a i ʻole mau aniani melemele, kikoʻī kikoʻī 2.168 (ma 20 ° C), maʻalahi hiki ke hoʻoheheʻe ʻia i ka wai, amonia wai, hoʻōla liʻiliʻi ʻia i ka methanol, ethanol, ethyl ether, a me ka hygroscopic nui loa.
Kumu a me ka hāʻawe
Hoʻohana nui ʻia no ka hana ʻana i nā nitro compound, azo dyes, mordants no ka pena ʻana i ka lole, nā ʻāpana hoʻōloi, nā ʻenela hoʻomehana wela hao a me ka ʻoihana lāʻau.
Inoa kuhikuhi |
Huahana maikaʻi loa |
Huahana pae mua huahana kūpono |
Huahana kūpono |
Sodium nitrite (ma kahi maloʻo),% ≥ |
99.0 |
98.5 |
98.0 |
Sodium nitrate (ma ke kumu maloʻo),% ≤ |
0.80 |
1.00 |
1.90 |
Chloride (ma ke kumu maloʻo),% ≤ |
0.10 |
0.17 |
--- |
Mū,% ≤ |
1.8 |
2.0 |
2,5 |
ʻO ka mea insoluble wai (ma ke kumu maloʻo),% ≤ |
0.05 |
0.06 |
0.10 |