Quality sang tak chu 1st-ah a awm a; tanpuina hi a hmasa ber a ni a; business enterprise is cooperation” tih hi kan business enterprise philosophy a ni a, chu chu kan business hian Factory made hot-sale Oxalic Acid 99.6% Textile leh Rubber Industry-ah hman a ni a, Kan international market tihzauh nan, kan ram pawn atanga kan customer te Top quality performance products leh service kan supply ber a ni.
Quality sang tak chu 1st-ah a awm a; tanpuina hi a hmasa ber a ni a; business enterprise is cooperation” is our business enterprise philosophy which is constantly observed and pursued by our business for , Business philosophy: Customer chu Center angin la la, quality chu nunna angin la la, dikna, mawhphurhna, ngaihtuahna, innovation.We are going to supply expert, quality in return for the trust of customers, with most major global supplier?ê?kan hnathawk zawng zawngte chu kan thawk ho ang a, hma kan sawn zel ang.

Zawhna Zawh fo thin

Ṭanpuina i mamawh em? I zawhna chhanna tur chuan kan support forum-ah hian lo lut ngei ang che!

Kan logo hi product ah hian kan print thei ang em ?

Kan ti thei ngei ang. I logo design min rawn thawn mai rawh.

Order te te i pawm em?

Awle. Retailer tenau emaw, sumdawnna bul tan mek emaw i nih chuan,I bula seilian kan inpeih tak zet a ni. Tin, hun rei tak chhung inzawmna nei turin in thawhpui kan beisei bawk.

A man chu engtin nge ni ang? A man tlawm zawkin i siam thei ang em?

Customer hlawkna hi kan ngai pawimawh ber fo thin. Price hi condition hrang hrang hnuaiah negotiable a ni a, man tlawm ber i hmuh theih nan kan tiam a che.

Free sample i pe em?

Kan thil siam leh service i duh chuan positive review min ziahsak thei hi kan lawm hle a, i order leh hunah free sample thenkhat kan pe ang che.

A hun takah i deliver thei em?

Of course!kum tam tak chhung chu he line-ah hian kan specialise a,customer tam tak chuan min deal a, a chhan chu a hun takah thil kan rawn thawn thei a, thil chu top quality-ah kan dah thei a ni!

China rama i company leh factory te hi ka tlawh thei ang em?

Ngei ngei. China ram Zibo-a kan company tlawh turin kan lawm hle a ni. (Jinan atanga 1.5H drive kalna)

Engtin nge order ka siam theih ang?

Order chungchang chipchiar tak dawng turin kan sales representative tu pawh hnenah zawhna min thawn mai thei a, a chipchiar zawnga kalpui dan tur kan sawifiah ang.(2) Oxalic acid Gas-phase Coupling Method
Liquid-phase method hmanga carbon monoxide gas-phase coupling method zirchian leh siam chhuah a ni. Pd/C chu catalyst atan hmangin, 130 °C leh boruak pressure-ah carbon monoxide chu alkyl nitrite nen inzawmkhawmin oxalate siam a ni a, nitric oxide chu by-product atan hman a ni. Oxalic acid leh alcohol hi oxalate:2CO+2RONO=(COOR) 2+2NO hydrolysis hmanga hmuh theih a ni
(COOR) 2+2H 2O=2ROH+C 2H 2O 4. A rilru a hah lutuk chuan a rilru a buai em em a
Oxalic acid an inthen hnuah alcohol solution chu a hnuaia reaction hmang hian recycling atan alkyl nitrite ah a chantir a:
4NO+4ROH+O 2=4RONO+2H 2O a ni
Hetiang method hian selectivity sang tak a nei a, yield 97%–98% a nei a, raw materials awlsam taka hmuh theih, process awlsam tak, continuous production, leh product thianghlimna sang tak a nei bawk. A siam chhuah man tlawm mai bakah ethylene glycol leh oxalate te intermediate atana hmang thin synthetic industry tan raw material man tlawm zawk a pe thei bawk. Kum 2010 May thla khan China-a Inner Mongolia Tongliao Jinmei Chemical Co., Ltd. chuan khawvela coal-to-oxalic acid plant 100,000 t/a siam hmasak ber chu hlawhtling takin a commission a, a hmasa berin coal gasification hmangin CO siamchhuah a ni a, chumi hnuah oxalic acid siam a ni.