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Dmac Dimethylacetamide
Dimethylacetamide, the full name is N,N-dimethylacetamide (chemical formula: CH3C(O)N(CH3)2 abbreviated as DMAC or DMA. A commonly used aprotic polar solvent. Colorless Transparent liquid, flammable. Can be freely mixed with organic solvents such as water, alcohol, ether, ester, benzene, and aromatic compounds. Used in the preparation of drugs, synthetic resins, and also used as a solvent for polyacrylonitrile spinning and carbon Extractive distillation solvent for the separation of styrene in eight fractions, etc.
Muna da masana'antu masu inganci da yawa tare da haɗin gwiwa mai zurfi, wanda zai iya ba ku samfuran inganci da farashin gasa. Kuma muna iya ba da rangwamen kuɗi don sayayya mai yawa. Kuma muna ba da haɗin kai tare da ƙwararrun kamfanoni masu jigilar kaya, za su iya isar da samfuran cikin aminci da kwanciyar hankali ga hannunku. Lokacin bayarwa shine kimanin kwanaki 3-20 bayan tabbatar da biyan kuɗi.
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Specifications of dimethylacetamide
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Chemical fiber grade
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usp grade
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Industrial grade
|
||
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Chromatographic content
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(%)≥
|
99.90
|
99.85
|
99.60
|
|
|
Water content
|
PPm ≤
|
100
|
300
|
300
|
|
|
Acid content
|
(as HAC)
|
PPm ≤
|
80
|
|
|
|
Alkali content
|
(as DMA)
|
PPm ≤
|
5
|
10
|
10
|
|
Iron content
|
PPm ≤
|
0.05
|
/
|
/
|
|
|
Conductivity
|
(20ºC)
|
μs/cm≤
|
0.5
|
/
|
/
|
|
PH value (200g / L, 25 ºC)
|
5.5-7.0
|
4.5-7.0
|
5.5-7.0
|
||
|
Color and lustre
|
Pt-Co≤
|
5
|
10
|
10
|
|
|
Water %
|
≤0.2
|
GB/T 6283-2008
|
0.063
|
|
|
|
Acid Assay, ml
|
≤1.67
|
GB 29216-2012
|
1.04
|
|
|
|
Burning residue %
|
≤0.007
|
GB/T 7531-2008
|
0.006
|
|
|
|
Pb mg/kg
|
≤1
|
GB/T 5009.75-2003
|
0.000
|
|
|
1. Shin ku masana'anta ne ko kamfani na kasuwanci?
Mu kamfani ne mai haɗa masana'antu da kasuwanci, samar da sabis na tsayawa ɗaya. Ana iya karɓar OEM.
2. Kuna samar da samfurori? Yana da kyauta ko kari?
Samfuran kyauta. Ana buƙatar biyan kuɗin jigilar samfurin ta gefen ku.
3. Kuna da wasu takaddun shaida masu alaƙa da kula da inganci?
ISO 9001: 2008 takardar shaida don tabbatar da inganci.
4. Menene zan bayar don samun zance?
Pls sanar da mu nau'in samfurin wanda kuke buƙata, adadin oda, adireshi da takamaiman buƙatu. Za a yi zance don bayanin ku cikin lokaci.
5. Wane irin hanyar biyan kuɗi kuka fi so? Wane irin sharuɗɗan ne ake karɓa?
Sharuɗɗan Isar da Karɓa: FOB, CFR, CIF, EXW;
Kudin Biyan Da Aka Karɓa: USD;
Nau'in Biyan Da Aka Karɓa: T/T, Western Union; Paypal, Tabbacin Kasuwanci.
Harshe Ana Magana: Turanci.
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