上海惠诚生物优势提供 大米基质标准品，包含米粉 - 直链淀粉（低水平）；米粉 - 直链淀粉（中水平）；米粉 - 直链淀粉（高水平）；大米 - 作为物种（- 20）；米粉 - 微量元素；大米粉 - 微量元素，具体资料如下：

1)NIST-1568B  规格 50g

大米粉 - 微量元素

Produced from 100% long grain rice from Arkansas. Certified values

Al ............................... 4.21 μg/g                               

Fe ..............................7.42 μg/g                           

P .................................1530 μg/g

As............................. 0.285 μg/g                             

Hg ........................ 0.00591 μg/g                          

Rb ............................. 6.198 μg/g

Br .............................. 8.31 μg/g                              

K .............................. 1282 μg/g                           

S .................................1200 μg/g

Ca ............................ 118.4 μg/g                             

Mg ..............................559 μg/g                            

Se ............................. 0.365 μg/g

Cd ......................... 0.0224 μg/g                            

Mn .............................19.2 μg/g                            

Zn ............................. 19.42 μg/g

Cl ............................. 301.1 μg/g                             

Mo .......................... 1.451 μg/g

Cu ............................. 2.35 μg/g                             

Na ...............................6.74 μg/g

Indicative values for Co, I, Pb, Sb, Sn, U, V, W

2）IRMM-804  规格： 15g

米粉 - 微量元素

Compound                                                           Certified value                  Uncertainty (mg/kg)              (mg/kg) As......................................................0.049        0.004

Cd .......................................................................... 1.61..............0.07

Cu .......................................................................... 2.74....................0.24

Mn .....................................................34.2.............................................. 2.3

Pb ........................................................................... 0.42..............................0.07

Zn............................................................................ 23.1..............................1.9

3）ERM-BC211   规格： 10g

大米 - 作为物种（- 20）

Certified values

Total arsenic .................................................. 260 μg/kg                                The sum of arsenite and arsenate................. 124 μg/kg

Dimethylarsinic acid ..................................... 119 μg/kg

4）BCR-467 规格： 10g

米粉 - 直链淀粉（高水平）

Certified value

Amylose..................................................... 27.7 g/100 g

5）BCR-466  规格： 10g

米粉 - 直链淀粉（中水平）

Certified value

Amylose..................................................... 23.1 g/100 g

6）BCR-465    规格： 10g

米粉 - 直链淀粉（低水平）

Certified value

Amylose..................................................... 15.4 g/100 g

咨询 大米基质标准品，包含米粉 - 直链淀粉（低水平）；米粉 - 直链淀粉（中水平）；米粉 - 直链淀粉（高水平）；大米 - 作为物种（- 20）；米粉 - 微量元素；大米粉 - 微量元素 产品价格，请致电惠诚生物 TEL 021 60498804  13917250134