===== Quote for Isotope chemicals =====
| Chemical | 务胜生物 | 热耳 | 百灵威 | 光谱 |
| 15NH4Cl | 5g ￥120 | 5g ￥1100 (<100g) \\ 5g ￥1000 (>=100g) | | 1g ￥165 |
| U-13C6-Glucose | 1g ￥1050 | 1g ￥1200  | 50g ￥45000 | ￥700 |
| U-13C1-Glucose | 1g ￥1200 |  |  | |
| D2O | 10*0.55mL ￥45 \\ 25g ￥245 \\ 100g ￥650 | 100g ￥800 \\ 100g ￥700 (>=10x) \\ 1L ￥6100 | 25g ￥133 \\ 1L ￥5100  | 1kg ￥4100 |
| a-ketobutyric CDLM-4611-0.1 | | 0.1g ￥2400 | 0.1g ￥2705 | 0.25g ￥3000 |
| rNTP | | 4X100umol ￥41273 | 1x100umol ￥12735 | 4x100umol ￥3000 |