Name | Specifications | Packing | Price | Delivery |
Ascorbic acid | 植物細胞培養(yǎng) | 500g | RMB 1417.9 | |
Ascorbic acid | 植物細胞培養(yǎng) | 100g | RMB 327.8 | |
Ascorbic acid | 用于細胞培養(yǎng) | 500g | RMB 844.8 | |
Ascorbic acid | 用于細胞培養(yǎng) | 100g | RMB 217.8 | |
Ascorbic acid | 用于細胞培養(yǎng) | 25g | RMB 173.8 | |
Ascorbic acid | ≥99.9998% (metals basis) | 25g | RMB 1383.8 | |
Ascorbic acid | ≥99.9998% (metals basis) | 5g | RMB 316.8 | |
Ascorbic acid | 分析標(biāo)準(zhǔn)品 | 250Mg | RMB 424.6 | |
Ascorbic acid | USP | 500g | RMB 990 | |
Ascorbic acid | USP | 100g | RMB 440 | |
Ascorbic acid | ACS | 500g | RMB 207.9 | |
Ascorbic acid | AR | 500g | RMB 118.8 |
ACS級
項目名稱Item ACS Grade
含量(C6H8O6)Assay ≥99.0%
比旋光度[α]25℃DSpecific rotation 21.0°±0.5°
灼燒殘渣Residue after ignition ≤0.1%
重金屬(以Pb計)Heavy metals(as Pb) ≤0.002%
鐵(Fe)Iron(Fe) ≤0.001%
品級Grade 用于細胞培養(yǎng)
(for cell culture)
外觀Appearance 白色至類白色粉末
紅外光譜鑒別Infrared spectrometry Conforms
純度Purity ≥98.0% (碘量滴定)
水溶解試驗solubility in water 合格,50 MG/ML
細胞培養(yǎng)試驗Cell culture test PASS
品級Grade 用于植物細胞培養(yǎng)
(for plant cell culture)
外觀Appearance 白色至類白色粉末
紅外光譜鑒別Infrared spectrometry Conforms
純度Purity ≥98.0% (碘量滴定)
水溶解試驗solubility in water 合格,50 MG/ML
植物細胞培養(yǎng)試驗Plant cell culture test PASS
USP
ASSAY (C6H8O6) 99.0 - 100.5 %
SPECIFIC ROTATION [a]D +20.5 TO +21.5
APPEARANCE AS REPORTED
RESIDUE ON IGNITION -- 0.1 %
HEAVY METALS -- 0.002 %
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