HEDP Cas 2809-21-4 Etronic Acid Monohydrate
1-Hydroxyethylidene-1,1-diphosphonic acid / HEDP CAS 2809-21-4
1-Hydroxyethylidene-1,1-Diphosphonic Acid (HEDP)
CAS No: 2809-21-4
Fọọmu Molikula: C2H8O7P2
Lo
HEDP jẹ iru kan ti cathodic ipata inhibitor.Akawe pẹlu inorganic phosphates, o le ti wa ni compounded pẹlu soda molybdate, silicate, zinc iyo ati àjọ-polima o kun bi asekale ipata inhibitor ni itọju ti cyclic omi itutu agbaiye, epo aaye filasi ati igbomikana omi .It le tun ti wa ni lo bi sequestrant ni detergent ati complexing oluranlowo ati irin scour ni electroplating.
Iwa
HEDP le debond si marun ions rere tabi odi ati chelate awọn meji-valent irin ion ninu omi.Nitorinaa o gba ipa idilọwọ iwọn to dara.Ọja yii jẹ ẹri lodi si iwọn otutu giga, oxidizing ati iye pH giga.O ṣe afihan ipa amuṣiṣẹpọ pipe ati ipa ilodi ipinnu lakoko ti o jẹ idapọ pẹlu awọn inhibitors ipata miiran ati awọn inhibitors iwọn.
Sipesifikesonu
| Ifarahan | Aila-awọ to bia sihin omi ofeefee |
| Awọn akoonu ti nṣiṣe lọwọ | ≥60.0% |
| Phosphorous acid (bii PO33-) | ≤2.0% |
| Phosphoric acid (bii PO43-) | ≤0.8% |
| Chloride (bii Cl-) | ≤100ppm |
| Ìwọ̀n (20℃) | ≥1.40 g/cm3 |
| PH (1% ojutu omi) | ≤2.0 |
| Iṣalaye kalisiomu | ≥500 mgCaCO3/g |
Lilo
HEDP le ṣe idapọ pẹlu hydroxylaectic acid, PAA, BTA, molybdate, copolymer, iyọ zinc, lati ṣe gbogbo-organic-alkali tabi kekere-phosphor zinc-orisun oluranlowo ti itọju omi lati ṣee lo ni gbogbo iru awọn ọna omi itutu agbaiye cyclic yatọ si. lati omi didara.Iwọn lilo jẹ gbogbo 2 ~ 10mg / L nigba ti HEDP lo nikan.
Package ati Ibi ipamọ
250kg ṣiṣu ilu tabi 1250kg IBC, lati wa ni ipamọ ni itura ati yara ventilated pẹlu akoko selifu ti ọdun kan.
Pls kan si wa lati gba COA ati MSDS.O ṣeun.
