<div class="mt-[20px]" style="color: #232323;" data-v-11154677=""> <div class="j-label" style="color: #333333;" data-v-11154677="">產品介紹</div> <div class="editor-content-view" data-v-11154677=""> <div data-v-11154677=""> <p><span style="color: #595959;">酵母氮源基礎（Yeast Nitrogen base，YNB），亦可稱為酵母基礎氮源，由氮源、微量元素、維生素及無機鹽等復配而成，主要為酵母菌（包括釀酒酵母菌和畢赤酵母菌）培養提供無氨基氮源和生長因子，是酵母營養缺陷型篩選培養基（Drop-out medium）的組分，用于酵母菌的營養缺陷型篩選培養和表達培養，如配制SD篩選培養基、RD培養基、MD培養基、MM培養基、MG培養基等。YNB為酵母生長提供無氨基酸氮源和生長因子。</span></p> <p><span style="color: #595959;">本產品含硫酸銨，不含氨基酸。</span></p> <p>&nbsp;</p> <p><span style="color: #595959;"><strong>產品成分</strong></span></p> <table style="width: 100%;" border="1" cellspacing="1"> <tbody> <tr> <td colspan="1" rowspan="1" width="32.9200%">類別</td> <td colspan="1" rowspan="1" width="45.1200%">組分</td> <td colspan="1" rowspan="1" width="21.9400%">含量</td> </tr> <tr> <td colspan="1" rowspan="1" width="32.9200%">氮源（Nitrogen Source）</td> <td colspan="1" rowspan="1" width="45.1200%">硫酸銨 Ammonium Sulfate</td> <td colspan="1" rowspan="1" width="21.9400%">5.0 g</td> </tr> <tr> <td colspan="1" rowspan="9" width="32.9200%">維生素（Vitamins）</td> <td colspan="1" rowspan="1" width="45.1200%">生物素 Biotin</td> <td colspan="1" rowspan="1" width="21.9400%">2.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">泛酸鈣 Calcium Pantothenate</td> <td colspan="1" rowspan="1" width="21.9400%">400.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">葉酸 Folic Acid</td> <td colspan="1" rowspan="1" width="21.9400%">2.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">肌醇 Inositol</td> <td colspan="1" rowspan="1" width="21.9400%">2,000.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">煙酸 Niacin</td> <td colspan="1" rowspan="1" width="21.9400%">400.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">對氨基苯甲酸 p-Aminobenzoic Acid</td> <td colspan="1" rowspan="1" width="21.9400%">200.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">鹽酸吡哆醇 Pyridoxine Hydrochloride</td> <td colspan="1" rowspan="1" width="21.9400%">400.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">核黃素 Riboflavin</td> <td colspan="1" rowspan="1" width="21.9400%">200.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">鹽酸硫胺素 Thiamine Hydrochloride</td> <td colspan="1" rowspan="1" width="21.9400%">400.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="7" width="32.9200%">微量元素（Compounds Supplying Trace Elements）</td> <td colspan="1" rowspan="1" width="45.1200%">硼酸 Boric Acid</td> <td colspan="1" rowspan="1" width="21.9400%">500.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">硫酸銅 Copper Sulfate</td> <td colspan="1" rowspan="1" width="21.9400%">40.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">碘化鉀 Potassium Iodide</td> <td colspan="1" rowspan="1" width="21.9400%">100.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">氯化鐵 Ferric Chloride</td> <td colspan="1" rowspan="1" width="21.9400%">200.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">硫酸錳 Manganese Sulfate</td> <td colspan="1" rowspan="1" width="21.9400%">400.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">鉬酸鈉 Sodium Molybdate</td> <td colspan="1" rowspan="1" width="21.9400%">200.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">硫酸鋅 Zinc Sulfate</td> <td colspan="1" rowspan="1" width="21.9400%">400.0 &mu;g</td> </tr> <tr> <td colspan="1" rowspan="4" width="32.9200%">鹽（Salts）</td> <td colspan="1" rowspan="1" width="45.1200%">磷酸二氫鉀 Monopotassium Phosphate</td> <td colspan="1" rowspan="1" width="21.9400%">1.0 g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">硫酸鎂 Magnesium Sulfate</td> <td colspan="1" rowspan="1" width="21.9400%">0.5 g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">氯化鈉 Sodium Chloride</td> <td colspan="1" rowspan="1" width="21.9400%">0.1 g</td> </tr> <tr> <td colspan="1" rowspan="1" width="45.1200%">氯化鈣 Calcium Chloride</td> <td colspan="1" rowspan="1" width="21.9400%">0.1 g</td> </tr> </tbody> </table> <p>&nbsp;</p> </div> </div> </div> <div class="mt-[20px]" style="color: #232323;" data-v-11154677=""> <div class="j-label" style="color: #333333;" data-v-11154677="">產品特色</div> <div class="editor-content-view" data-v-11154677=""> <div data-v-11154677=""> <p>&nbsp;</p> <table> <tbody> <tr> <td colspan="1" rowspan="1" width="126.86"><span style="color: #595959;">外觀</span></td> <td colspan="1" rowspan="1" width="auto"><span style="color: #595959;">類白色、自由流動、均勻分布粉末</span></td> </tr> <tr> <td colspan="1" rowspan="1" width="auto"><span style="color: #595959;">溶液</span></td> <td colspan="1" rowspan="1" width="auto"><span style="color: #595959;">0.67%（1&times;）或6.7%（10&times;）溶液，攪拌促進溶解于蒸餾水。1&times;溶液呈無色*灰黃色，透明；10&times;溶液呈黃色透明。</span></td> </tr> <tr> <td colspan="1" rowspan="1" width="auto"><span style="color: #595959;">pH（25&deg;C）</span></td> <td colspan="1" rowspan="1" width="auto"><span style="color: #595959;">5.4 &plusmn; 0.2</span></td> </tr> </tbody> </table> <p><span style="color: #595959;"><strong>配制方法（僅供參考）</strong></span></p> <p><span style="color: #595959;">（一）單獨配制YNB</span></p> <p><span style="color: #595959;">1.稱取6.7 g YNB加純水至1 L，攪拌溶解，為1&times;YNB溶液，溶液澄清呈無色至淡黃色，常溫(25℃) pH 5.4&plusmn;0.2；</span></p> <p><span style="color: #595959;">2.稱取67 g YNB加純水至1 L，攪拌溶解，為10&times;YNB溶液，溶液澄清呈黃色。</span></p> <p><span style="color: #595959;">（二）配制培養基</span></p> <p><span style="color: #595959;">1. 稱取6.7 g YNB（畢赤酵母一般為13.4 g/L），以及相應量的碳源、氨基酸、瓊脂或其它補充營養成分，混勻，pH調至所需（多為5.8），121℃高壓滅菌15分鐘。</span></p> <p><span style="color: #595959;">2. 也可配制10&times;YNB溶液，0.2 &mu;m孔徑濾器過濾除菌，以保證生物素在內有機物避免高壓滅菌遭到破壞，培養基的其它成分（預調pH值）高壓滅菌后冷卻至60℃加入10&times;YNB溶液。</span></p> </div> </div> </div> <div class="mt-[20px]" style="color: #232323;" data-v-11154677=""> <div class="j-label" style="color: #333333;" data-v-11154677="">存儲條件</div> <div class="editor-content-view" data-v-11154677=""> <div data-v-11154677=""> <p><span style="color: #595959;">室溫運輸和保存，有效期5年。</span></p> </div> </div> </div>