Aha ngwaahịa: Ketone Ọnọdụ: 5471-51-2 MF: C10H12O2 Mw: 164.2 Na-agbaze na-ekwu okwu: 81-85 Celsius C Nnọọ: 1.0326 g / cm3 Ihe ngwugwu: 1 n'arọ / akpa, 25 n'arọ / akpa, 25 n'arọ Ngwongwo: Ọ bụ innoluble na mmiri na mmanụ ala, ma soluble ke ethanol, e nwere na mmanụ na-agbanwe agbanwe.
Nkowa
Ihe
Nkowa
Mputa
White Crystal
Nko
≥99%
Pb
≤3ppm
As
≤2ppm
Cd
≤1pm
Mmiri
≤0.5%
Akwukwo icho oru
1. A na-ejikwa nri nri, ma nwee mmetụta nke ụtọ.
A na-ejikwa ya na ihe ịchọ mma.
Ọnọdụ nchekwa
Echekwara n'ụlọ nkwakọba ihe akọrọ.
Okwukwu
1, t / t 2, l / c 3, Visa 4, kaadị akwụmụgwọ 5, PayPal 6, mmesi obi ike ahia ahia 7, Western Union 8, Moneygram 9, ma e wezụga, mgbe ụfọdụ, anyị na-anabatakwa Alipay ma ọ bụ WeChat.
Banyere njem
1. Anyị na-enye ọtụtụ nhọrọ njem iji dabara mkpa dị iche iche nke ndị ahịa anyị chọrọ. 2. Maka obere obere, anyị na-enye ikuku ma ọ bụ mba ụwa, dị ka FedEx, DHL, TNT, TNT, na ahịrị mba ụwa pụrụ iche. 3. Maka nnukwu oke, anyị nwere ike ibufe ụgbọ mmiri ruo n'ọdụ ụgbọ mmiri. 4. Na mgbakwunye, anyị na-enye ọrụ ahaziri iji zute ndị ahịa anyị chọrọ na akaụntụ maka akụrụngwa pụrụ iche nke ngwaahịa ha.