ngwaahịa

ntụ ntụ HEDP 90% 1-Hydroxyethylidene-1,1-diphosphonic acid cas 2809-21-4 Etidonic acid monohydrate

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Nkọwa ngwaahịa

ntụ ntụ HEDP 90% 1-Hydroxyethylidene-1,1-diphosphonic acid cas 2809-21-4
Etidronic acid monohydrate

Nkọwa ngwaahịa:
Aha ngwaahịa: ntụ ntụ HEDP 90%

Aha ndị ọzọ: 1-Hydroxyethylidene-1,1-diphosphonic acid

Nọmba CAS: 2809-21-4

Ụdị ihe omimi: C2H8O7P2

Ọdịdị: ọcha ntụ ntụ

Ngwa: Ọgwụgwọ mmiri

Ịdị ọcha: 90% min

Nkọwa ndị ọzọ metụtara

Ngwa:
1.HEDP na-eji dị ka ọnụ ọgụgụ na corrosion inhibition na-ekesa jụụ mmiri usoro, mmanụ ubi na ala-nrụgide boilers na ubi dị ka ọkụ eletrik, chemical ụlọ ọrụ, metallurgy, fatịlaịza, wdg.

2.In ìhè kpara ụlọ ọrụ, HEDP na-eji dị ka ncha maka metal na nonmetal. Na ụlọ ọrụ ịcha akwa, a na-eji HEDP dị ka onye na-edozi peroxide na onye na-edozi ihe;

3.In na-abụghị cyanide electroplating, HEDP na-eji dị ka chelating ọrụ. A na-ahọrọ usoro onunu ogwu nke 1-10mg/L dị ka onye na-egbochi ọnụ ọgụgụ, 10-50mg/L dị ka ihe mgbochi corrosion, na 1000-2000mg/L dị ka ncha.

4.Usually, HEDP na-eji ọnụ na polycarboxylic acid.

Nkọwapụta

Ihe
Index
Ọdịdị
Ọcha ntụ ntụ
Ọdịnaya na-arụ ọrụ (dị ka HEDP)%
≥ 90
Ọdịnaya na-arụ ọrụ (HEDP.H2O)%
≥98
Chloride (dị ka Cl-)%
≤5.0
PH (1 gram ngwọta)
≤ 2.0
Phosphoric acid (dị ka PO3³‾)
≤0.8
Nke ppm
≤ 5
Phosphoric acid (dị ka PO4³‾)
≤0.5
* Tụkwasị na nke ahụ: Ụlọ ọrụ ahụ nwere ike nyochaa ma mepụta ngwaahịa ọhụrụ dịka ọchịchọ pụrụ iche nke ndị ahịa anyị si dị.

 


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