Tetra sodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP•Na4)
Tetra sodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid(HEDP•Na4)
CAS NO.3794-83-0 (4-Na), Dequest 2016
29329-71-3 (x-Na) Dequest 2016DG
Synonyms: Tetrasodium etidronate
Molecular Formula: C2H4O7P2Na4 Molecular weight: 294
Properties and Use
HEDP•Na4 is the sodium salt of HEDP，is an good scale inhibitor for calcium carbonate，it can be used in low pressure boiler water system, circulating water system, industrial and municipal cleaning water system and swimming pool.。
The solid HEDP•Na4 is white powder，soluble in water，easily deliquescence，Convenient Transport，sui table for use in winter and freezing districts. HEDP•Na4 is belong to Organic phosphate salt acid scale and corrosion inhibitor，can form stable complex with Fe, Cu and Zn ions, it can dissolve the oxides on metal surface, it has good scale and corrosion inhibition effect under 250℃.
Phosphonates AntiscalantsSpecification:
|
Items |
Index |
|
|
Appearance |
White powder |
Colorless to yellowish transparent liquid |
|
Active content (HEDP)% |
≥ 56.0 |
|
|
Active content (HEDP•Na4)% |
≥ 79.9 |
|
|
Fe3+ μg/g ≤ |
20 |
|
|
Moisture，% ≤ |
15 |
-- |
|
Density (20℃)g/cm3 |
-- |
|
|
PH (1% water solution) |
||
Vcycletech DTPMPAApplication scope and method of use：
HEDP•Na4 is widely used in circulating cool water system, medium and low pressure boiler, oil field wat er pipelines as scale and corrosion inhibitor in fields such as electric power, chemical industry, metallurg y, fertilizer, etc.. In light woven industry, HEDP•Na4 is used as detergent for metal and nonmetal. In dyeing industry, HEDP•Na4 is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, HEDP•Na4 is used as chelating agent. Daily chemicals additive。
Package and Storage:
Liquid: plastic drum，30kg or 250kg, Solid: 25kg/bag,customers’requirement. Storage for ten months in s hady room and dry place.
Safety Protection:
HEDP•Na4 Weak acidity, Avoid contact with eye and skin, once contacted, flush with water.
You can click Vcycletechto get more information.
在线联系供应商
Other supplier products
 |
Sodium Dichloroisocyanurate (SDIC) | Sodium Dichloroisocyanurate(SDIC) Molecular formula: C3O3N3CL2Na Molecular weight: 219.98 Dangerous Class: 5.1 UN: 2465 CAS No.：2893-78-9 HS No：293... |
 |
Diethylene Triamine Penta Methylene Phosphonic Acid Pentasodium salt | Diethylene Triamine Penta Methylene Phosphonic AcidPentasodium salt CAS:68155-78-2 Molecular Formula: C9H23O15N3P5Na5 Molecular weight:683.2 Proper... |
 |
Monopotassium Phosphate(MKP) | Monopotassium Phosphate(MKP) Chemical formula：KH2PO4 Molecular weight：136.09 Other name：Potassium phosphate;Potassium dihydrogen phosphate; CAS no：... |
 |
Vcycletech Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium (EDTMPS) | VcycletechEthylene Diamine Tetra(Methylene Phosphonic Acid) Sodium (EDTMPS) CAS No. 1429-50-1 Molecular Formula: C6H12O12N2P4Na8 Molecular weight: ... |
 |
Sodium Hexametaphosphate(SHMP) | Sodium Hexametaphosphate(SHMP) Appearance: White Powder §P2O5 % ≥: 68 §Tech Grade:Industrial/Food Grade §CAS NO.: 10124-56-8 &sec... |
Same products
 |
Flocculant POLYETHYLENE OXIDE PEO-HOOCHEMTEC | 卖方: 郑州合化学科技公司 | POLYETHYLENE OXIDE PEO CAS No. : 68441-17-8EINECS number: 614-498-8Molecular formula: H-(-O-CH2-... |
 |
Potassium PermaPotassium Permanganate -HOOCHEMTECnganate -HOOCHEMTEC | 卖方: 郑州合化学科技公司 | Chemical formula: KMnO4Molecular weight: 158.034 CAS RN: 7722-64-7 EINECS RN: 231-760-3 Appear... |
 |
Snow mSnow melting Magnesium Chloride -HOOCHEMTECelting Magnesium Chloride -HOOCHEMTEC | 卖方: 郑州合化学科技公司 | Magnesium Chloride Molecular Formula MgCl2 Molecular Weight 95.211 CAS 7786-30-3 EINECS 232... |
 |
Snow melting SoSnow melting Sodium Formate98%-HOOCHEMTECdium Formate98%-HOOCHEMTEC | 卖方: 郑州合化学科技公司 | Sodium Formate CAS141-53-7 Molecular Formula：CHO2Na EINECS205-488-0 Molecular Weight 68.007... |
 |
Tetrakis(hydroxymethyl)phosphonium sulfate THPS 75%-HOOCHEMTEC | 卖方: 郑州合化学科技公司 | Tetrakis(hydroxymethyl)phosphonium sulfate THPSCAS:55566-30-8EINECS号: 259-709-0Molecular formula ... |
