2-Phosphonobutane -1,2,4-Tricarboxylic Acid(PBTC)

CAS No.. 37971-36-1

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CAS No.. 37971-36-1

Fọọmu Molecular: C₇H₁₁O₉P Molikula iwuwo: 270.13

Ilana igbekalẹ:

Awọn ohun-ini:

PBTC ni kekere akoonu ti phosphoric, ni o ni igbekale ẹya ara ẹrọ ti awọn mejeeji phosphoric acid ati carboxylic acid Ẹgbẹ, eyi ti o jeki awọn oniwe-o tayọ asekale ati ipata ini-ini. Ohun-ini antiscale rẹ labẹ iwọn otutu giga dara julọ ju ti organophosphines lọ. O le mu iyọda iyọ zinc pọ si, ni ifarada ifoyina chlorine ti o dara ati imuṣiṣẹpọ apapo ti o dara.

Ni pato:

Awọn nkan	Atọka
Ifarahan	Ailokun tabi ina ofeefee sihin omi
acid ti nṣiṣe lọwọ,%	50.0 iṣẹju
Phosphorous acid (bi PO₃^3-), %	0.5 ti o pọju
Phosphoric acid (bi PO₄^3-), %	0.2 ti o pọju
Ìwúwo (20℃), g/cm³	1.27 iṣẹju
pH (1% ojutu omi)	1.5~2.0
Fe, ppm	10.0 ti o pọju
Kloride, ppm	10.0 ti o pọju

Lilo:

PBTC jẹ oluranlowo ti o ga julọ bi iwọn ati inhibitor ipata. PBTC jẹ imuduro ti o dara julọ fun iyọ zinc. O ti wa ni lilo pupọ ni titan kaakiri eto omi tutu ati eto kikun omi aaye epo bi iwọn ati inhibitor ipata, o dara lati ṣe akopọ pẹlu iyo zinc ati copolymer. PBTC le ṣee lo ni awọn ipo ti iwọn otutu giga, lile lile, alkali giga ati atọka ifọkansi giga. Ni awọn aaye lavation, o ti wa ni lo bi chelating oluranlowo ati irin detergent.

PBTC is usually used together with zinc salt, copolymer, organophosphine, imidazole and other Water Treatment Chemicals. When used alone, the dosage of 5-15mg/L is preferred.