标准测定

The improved direct titrimetric method of the total sugar (Chinese standard method GB/T15038-1994) in red bayberry dry wine was investigated.

探讨了改进GB/T15038-1994标准中直接滴定法测定杨梅果酒生产中总糖的方法。

The amounts of Fe,Zn and Mn in Tricholoma Giganteum fruit bodies were determined by flame atomic absorption spectrometry.

采用火焰原子吸收光谱法测定了巨大口蘑子实体中的微量元素铁、锌和锰的含量，方法简单，精密度和灵敏度高，相对标准偏差为0.378%—0.842%，回收率95.83%—99.45%。

The specific gravity of degassed and undistilled beer sample plus real extract solution are determined in this method.The results of alcohol,real extract,original extract and real degree of attenuation etc.can be shown through the running of software program.

摘 要：通过测定脱气而不蒸馏的啤酒样品及浸出物溶液的比重，在开发的软件程序上运行后可得出酒精度、真正浓度、原麦汁浓度及真正发酵度等参数结果，该方法不需额外实验室硬件投入，比GB4928—91标准中蒸馏法测酒精度及原麦汁浓度含量提高效率8倍。

It suits for GB/T12828《Rubber raw and unvulcanized compounded-Determination of plasticity number and recovery number》.

符合GB/T12828《生胶和混炼胶塑性及复原值的测定》等标准的要求。

To mensurate the titer of the specimen, this method compares size of the bacteriostatic rings to the vaccinal test organisms produced by the standard and the tested by using the diffusion effect of antibiotics in agar culture medium.

本法是利用抗生素在琼脂培养基内的扩散作用，比较标准品与供试品两者对接种的试验菌产生抑菌圈的大小，以测定供试品效价的一种方法。

Pattern of Candida species isolated from patients with diabetes mellitus and vulvovaginal candidiasis and their response to single dose oral fluconazole therapy ［J］.

同时MFC测定获得的结果也表明，利用更高浓度抗真菌剂稀释的标准液体培养基，极少能观察到完全抑制真菌的生长，但分子量为25和745ku的PEI对MY7238分离物的抑制则是例外。

Results: Solution concentration range depended on 0.5~50 mg/L lineaity, relation fine, the relevance modulus amounted to 0.999 without exception. The soursulfan acet ophenetidin ilamide potassium, benzoic acid, dehydro aectic acid, sorbic acid, saccharin sodium minium inspects up out tickness being 0.062, 0.074, 0.066, 0.370, 0.105mg/L The standard deviation was smaller than 5.0%. The additive hit hack rate was 96.8% in drink pickle and the nature bean product fermenting 101.6%.

结果：本方法测定食品中5种添加剂，溶液浓度范围在0.5~50mg/L线性关系良好，相关系数均达0.999；乙酰磺胺酸钾、苯甲酸、脱氢乙酸、山梨酸、糖精钠最小检出浓度分别为0.062，0.074，0.066，0.037，0.105mg/L；标准偏差均小于5.0%；饮料、酱菜和发酵性豆制品中添加剂的回收率为

K + can be quantitatively precipitated with sodium tetraphenylboron in HAC\|NaAC buffer solution (pH5~6) and the amount of excess Na\|TPB can be determined by oscillographic titration with a standard solution of tetraethylammonium chlorid monohydrat.

报道了用示波滴定法测定黄原酸钾含量，在 p H5～ 6的 HAc- Na Ac缓冲底液中，加入四苯硼钠沉淀 K+，过量的 Na- TPB用氯化四乙基铵标准溶液滴定，滴至 Na- TPB示波图切口消失为终点，终点直观敏锐，方法快速简便，准确度、精密度均高。

Objective To establish a RP-HPLC method for the determination of gardenoside in Xinxue Tablets and to provide evidence for ameliorating its quality criterion.

目的 研究新雪片中栀子苷的含量测定方法，为改进其质量标准提供依据。

Bread made with wheat flour is the standard against which breads made with nonwheat flours are measured.

在研究工作中，以小麦粉制的面包为对照的标准，测定了非小麦谷粉制作的面包。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。