ERMCC008-20g

CUS Volatile Phenolic in Soil

Solvent (Matrix)：Soil

Storage &Handling：Store at 4℃

CERTIFICATION

Manufacturing Notes

The sample size provided is 20 g of soil. Using a smaller sample size than 5 grams may invalidate the assigned value and/or uncertainty shown above. Although this soil standard has been thoroughly blended prior to shipping it is necessary to homogenize this sample prior to opening. Carefully snap the top off the sample in a fume hood to avoid inhalation of dust. Prepare and analyze the soil standard according to yournormal anaiytical procedures.

Additional Information

Preparation Instructions

This sample is ready to use.

Minimum sample size to maintain homogeniety is 5 gram.

Description

A total sample size of 20g is provided.

The sample has been heat sterilized.

Storage

The sample should be stored in a dark dry location.It has been determined to be stable for the duration of the expiration date.

After sub-sampling replace cap securely and store remaining sample at 4C(Room temperature).

Stability and shelf life after opening must be determined by the user,taking into account sampling frequency/volume and all local conditions.

描述：

●该标准品包装在 1盎司的玻璃瓶中，其中装有大约20克的土壤。

●此标准品不含防腐剂。

●该标准品冷藏保存。

●该产品旨在用作标准品中所含分析物/基质在整个分析过程的质量控制检查。

●在分析之前，在分析之前，您使用的最小样本量根据实验要求安排取样，本标准样均匀性良好，可以小规
格取样.按证书上说明取样10G起。

●样品测试前根据标准要求和实验目的称量，直接打开样品进行精确称量后进行前处理及测试即可。平时建议冷藏保存 避光。建议开瓶后尽快使用。

有帮助的提示：

●本标准 旨在使用最新方法的最新修订版中的步骤进行前处理。

●尽管在运输之前 已将所有土壤标准品彻底混合，但由于在运输过程中可能会发生沉降，因此在取等分试样进行分析之前，应对标准品进行混匀。

说明：

1.在通风橱中打开土壤中的质控，以免吸入灰尘。

2.充分混合样品，然后取出等分试样进行分析。

3.使用常规步骤处理分析标准品。

4.将结果报告为以干重计的ug/kg。

注：以上信息仅供参考，以产品附带证书为准。