
CAS No.. 7414-83-7
Formula Molekul: C2H6O7P2Geus2 Beurat molekular: 250
Formula Struktural:
Pasipatan:
HEDP• Dina2 mangrupa inhibitor korosi asam organophosphonic, éta bisa chelate kalawan Fe, Cu, sarta ion Zn, éta bisa ngaleyurkeun bahan dioksidasi, éta boga skala alus tur épék inhibisi korosi malah dina 250 ℃, éta stabil dina nilai pH tinggi, teu gampang pikeun dihidrolisis, teu gampang diuraikeun dina kaayaan cahaya sareng panas normal, kasabaran oksidasi asam/alkali sareng kloridana langkung saé tibatan asam organofosfat-onat sanés. HEDP• Dina2 bisa ngabentuk sanyawa chelating genep cingcin jeung ion logam dina sistem cai, Ca2+ hususna. HEDP• Dina2 boga épék inhibisi skala alus tur épék bangbarung disolusi atra. Nalika dianggo sareng Kimia Perawatan Cai sanés, épék sinergis langkung saé.
spésifikasi:
Barang |
Indéks |
|
Penampilan |
Teu warnaan kana cairan transparan konéng konéng |
Bubuk bodas |
komponén aktip (HEDP),% |
16,5 mnt |
74.0-79.0 |
Kandungan aktif (HEDP•Na2), % |
20.0 mnt |
89,8 mnt |
Kapadetan (20 ℃), g / cm3 |
1.12-1.22 |
-- |
Fe, mg/L |
-- |
20 max |
Asam fosfat (PO33-), % |
-- |
3 max |
Uap,% |
-- |
3.0-6.0 |
PH (1% larutan cai) |
4.0-6.0 |
4.0-6.0 |
Pamakéan:
HEDP• Dina2 is widely used in circulating cool water system, medium and low pressure boiler, oil field water pipelines as scale and corrosion inhibitor in fields such as electric power, chemical industry, metallurgy, fertilizer, etc.. In light woven industry, HEDP•Na2 is used as detergent for metal and nonmetal. In dyeing industry, HEDP•Na2 is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, HEDP•Na2 dipaké salaku agén chelating.
Bungkusan sareng neundeun:
Cairan: 200L drum palastik, IBC (1000L), sarat konsumén '. Nyimpen dua belas bulan di kamar rindang sareng tempat garing.
Padet: 25kg / kantong, sarat konsumén '. Nyimpen salila sapuluh bulan di kamar rindang jeung tempat garing.
Kasalametan sareng panyalindungan:
HEDP·Na2 nyaéta asam lemah. Hindarkeun kontak sareng panon sareng kulit. Sakali cipratan kana awak, geuwat bilas ku cai nu loba.
sinonim:
Disodium Etidronate Hydrate;Disodium dihydrogén bisphosphonate (1-hydroxyethylidene)bisphosphonate
Uyah Disodium tina 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid