CHINESE中国精品自拍,公和熄小婷乱中文字幕,亚洲 日韩 欧美 成人 在线观看,欧美AA片在线视频免费播放

4007787550
首頁 》 生化科研試劑 》 常用生化試劑 》 碳水化合物
甘露醇
Mannitol
別名： D-甘露醇，已六醇，甘露糖醇，木蜜醇，甘露密醇
Cas號(hào)： 69-65-8 M D L： MFCD00064287
分子式： C6H14O6 分子量： 182.17
貨號(hào) 品名 規(guī)格 包裝 單價(jià) 貨期 庫存
JD180731145021 甘露醇 藥用級(jí) 25g 30元 咨詢客服 3天
JD1227163228 甘露醇 96.0%-101.5% 250g 99元 現(xiàn)貨 3天
JD1227163227 甘露醇 96.0%-101.5% 500g 165元 現(xiàn)貨 3天
JD1227163226 甘露醇 96.0%-101.5% 1000g 297元 咨詢客服 3天
JD1227141785 甘露醇 USP 2.5Kg 1427.8元 咨詢客服 3天
JD1227141784 甘露醇 ≥99.9999% (metals basis) 25g 360元 咨詢客服 3天
JD1227141782 甘露醇 藥用級(jí) 500g 82.5元 咨詢客服 3天
JD1227141781 甘露醇 AR 25Kg 3410元 咨詢客服 3天
JD1227141780 甘露醇 GR 500g 94.6元 咨詢客服 3天
JD1227141779 甘露醇 分析標(biāo)準(zhǔn)品，>99.9999 250Mg 200元 咨詢客服 3天
JD1227141778 甘露醇 ≥99.9999% (metals basis) 5g 180元 咨詢客服 3天
JD1227141777 甘露醇 AR 1Kg 198元 現(xiàn)貨 1
JD1227141776 甘露醇 AR 500g 110元 現(xiàn)貨 1
物流提示：偏遠(yuǎn)地區(qū)如新疆西藏寧夏甘肅等地可能無法運(yùn)送液體，下單前請(qǐng)聯(lián)系客服。
性狀： 白色針狀結(jié)晶或粉末，無臭，有甜味，不潮解，溶于水，微溶于低級(jí)醇及胺類，不溶于醚，水深水呈堿性。
質(zhì)量標(biāo)準(zhǔn)： Q/(HG)CD 250-91
項(xiàng)目Item                                    分析純        化學(xué)純
                                             (AR)          (CP)
含量assay(%)                             98.0-100.5     98.0-100.5  
熔點(diǎn)范圍Melting renge,℃                 166.0-169.0   166.0-169.0
                                             (1.5)          (2)
比旋光度Sepecific rotation,[α]D20       +23°～+24°     +23°～+24°        
水不溶物Insoluble matter in water,%       ≤ 0.05           0.1
灼燒殘?jiān)?以硫酸鹽計(jì))Ignition residue,%    ≤ 0.05           0.10
干燥失重Drying loss,%                     ≤ 0.1            0.1
氯化物(Cl)Chloride,%                      ≤ 0.002          0.005
重金屬(以Pb計(jì))Heavy metals,%              ≤ 0.0005         0.001
還原糖Reducing sugar                         合格           合格  


項(xiàng)目                                      優(yōu)級(jí)純  
                                           (GR)
含量assay(%)                              99.0-100.5
磷Phosphorus (P) ,%                       <0.0005  
水不溶物Insoluble matter ,%               <0.01
灼燒殘?jiān)黫gn. residue ,%                   <0.01
熔點(diǎn)mp                                    167-170 °C
鐵Iron(Fe),%                              <0.0005
氯化物(Cl)Chloride,%                      ≤0.001          
重金屬(以Pb計(jì))Heavy metals,%              ≤0.0005        
還原糖Reducing sugar                      合格  


99.9999%:

外觀Appearance                          白色粉末或結(jié)晶
含量assay（異構(gòu)體總量）                 ≥99.0% (HPLC)
純度Purity                              ≥99.999% Based On Trace Metals Analysis
比旋光度Specific rotation [a]20/D       +23.0°～ +25.0°(C = 10 in Borate Buffer， 25 °C）
總金屬雜質(zhì)Total metallic impurities     20ppm by ICP Atomic emission
痕量陰離子anion traces by ICP Atomic emission  
  bromide (Br-):                        ≤1000 ppb
  chloride (Cl-):                       1000 ppb
  fluoride (F-):                        ≤1000 ppb
  nitrate (NO3-):                       ≤1000 ppb
  nitrite (NO2-):                       ≤1000 ppb
  phosphate (PO43-):                    ≤1000 ppb
  sulfate (SO42-):                      ≤1000 ppb
痕量陽離子cation traces by ICP Atomic emission  
  Ag:                                   ≤0.01 ppm
  Al:                                   ≤0.05 ppm
  As:                                   ≤0.01 ppm
  Au:                                   ≤0.01 ppm
  B:                                   ≤0.05 ppm
  Ba:                                   ≤0.05 ppm
  Be:                                   ≤0.01 ppm
  Bi:                                   ≤0.01 ppm
  Ca:                                   ≤0.2 ppm
  Cd:                                   ≤0.01 ppm
  Ce:                                   ≤0.01 ppm
  Co:                                   ≤0.01 ppm
  Cr:                                   ≤0.01 ppm
  Cs:                                   ≤0.01 ppm
  Cu:                                   ≤0.01  ppm
  Dy:                                   ≤0.01 ppm
  Er:                                   ≤0.01 ppm
  Eu:                                   ≤0.01 ppm
  Fe:                                   ≤0.05 ppm
  Ga:                                   ≤0.01 ppm
  Gd:                                   ≤0.01 ppm
  Ge:                                   ≤0.01 ppm
  Hf:                                   ≤0.01 ppm
  Hg:                                   ≤0.001 ppm
  Ho:                                   ≤0.01 ppm
  In:                                   ≤0.01 ppm
  Ir:                                   ≤0.01  ppm
  K:                                    ≤0.1 ppm
  La:                                   ≤0.01 ppm
  Li:                                   ≤0.01 ppm
  Lu:                                   ≤0.01 ppm
  Mg:                                   ≤0.05  ppm
  Mn:                                   ≤0.01  ppm
  Mo:                                   ≤0.01 ppm
  Na:                                   ≤0.5  ppm
  Nb:                                   ≤0.01 ppm
  Nd:                                   ≤0.01 ppm
  Ni:                                   ≤0.01 ppm
  Os:                                   ≤0.01 ppm
  Pb:                                   ≤0.01 ppm
  Pd:                                   ≤0.01 ppm
  Pr:                                   ≤0.01 ppm
  Pt:                                   ≤0.01 ppm
  Rb:                                   ≤0.01 ppm
  Re:                                   ≤0.01 ppm
  Rh:                                   ≤0.01 ppm
  Ru:                                    ≤0.01 ppm
  Sb:                                   ≤0.01 ppm
  Sc:                                   ≤0.05 ppm
  Se:                                   ≤0.01 ppm
  Sm:                                    ≤0.01 ppm
  Sn:                                   ≤0.01 ppm
  Sr:                                   ≤0.01 ppm
  Ta:                                   ≤0.01 ppm
  Tb:                                   ≤0.01 ppm
  Te:                                   ≤0.01 ppm
  Th:                                   ≤0.01 ppm
  Ti:                                   ≤0.05 ppm
  Tl:                                   ≤0.01 ppm
  Tm:                                   ≤0.01 ppm
  U:                                   ≤0.01 ppm
  V:                                    ≤0.01 ppm
  W:                                   ≤0.01 ppm
  Y:                                   ≤0.01 ppm
  Yb:                                   ≤0.01 ppm
  Zn:                                   ≤0.01 ppm
  Zr:                                   ≤0.01 ppm

USP級(jí)
ASSAY (C6H14O6; DRIED BASIS) 96.0 - 101.5 % 
MELTING RANGE 164 - 169 C 
SPECIFIC ROTATION [a]D +137 TO +145 
ACIDITY -- TO PASS TEST 
LOSS ON DRYING -- 0.3 % 
CHLORIDE (Cl) -- 0.007 % 
SULFATE -- 0.01 % 
貯存： 貯存  密封保存
用途  檢定和測(cè)定硼和鍺，生化研究，極譜分析硼，金屬掩蔽劑，有機(jī)微量分析測(cè)定羥基的標(biāo)準(zhǔn)，腎功能檢驗(yàn)，單倍體育種。在微生物學(xué)中：甘露醇是某些微生物的良好培養(yǎng)基。