供货周期: | 一周 |
品牌: | 子起生物 |
规格: | 咨询客服 |
货号: | SRM 1646a |
CAS号: | 咨询客服 |
NIST SRM 1646a - Estuarine Sediment 子起生物提供
品牌:NIST
货号: SRM 1646a
品名:Estuarine Sediment
规格:70 g
美国国家标准与技术研究院(National Institute of Standards and Technology,NIST)直属美国商务部,
从事物理、生物和工程方面的基础和应用研究,
以及测量技术和测试方法方面的研究,提供标准、标准参考数据及有关服务,在国际上享有很高的声誉。
NIST主要标准品包括:建筑、机械、人体蛋白、环境等标准品。
FREE CALL 400-811-9081
NIST SRM 1646a
Details
Description: Estuarine Sediment
Lot: N/A
Expiration Date:
Unit Price * : $598.00FREE CALL 400-811-9081
NIST SRM 1646a
Unit of Issue: 70 g
Status: Now Selling
Certificate Date: 2/20/2004
MSDS Date: 3/31/2014
Technical Contact: Stephen Long Email
Additional Information: N/A
Shipping Information
Perishable: No
Hazardous Material: No
Material Hazard Class: N/A
Measurand Data
- Certified values are normal font
- Reference values are italicized
- Values in parentheses are for information only
FREE CALL 400-811-9081
The certificate is the only official source for values and uncertainties.
Table 106.1 - Metal (Inorganics) Constituents in Natural Matrices (liquid and solid forms) Additional Information >>
Parameter Value
Elemental Composition 20 elements certified
NIST SRM 1646a
Table 111.7 - Soils, Sediments, and Sludges (powder form) Additional Information >>
(Concentrations are in mass fractions, in mg/kg, unless noted as %)
Parameter Value
Aluminum 2.297 %
Antimony (0.3)
Arsenic 6.23
Barium (210)
Beryllium (< 1)
Cadmium 0.148
Calcium 0.519 %
Cerium (34)
Chromium 40.9
Cobalt (5)
Copper 10.01
Gallium (5)
Iron (total) 2.008 %
NIST SRM 1646a
Lanthanum (17)
Lead 11.7
Lithium (18)
Magnesium 0.388 %
Manganese 234.5
Mercury (0.04)
Molybdenum (1.8)
Neodymium (15)
Nickel (23)
Phosphorus 0.027 %
Potassium 0.864 %
Rubidium (38)
Scandium 5
Selenium 0.193
Silicon 40.0 %
Silver <0.3
Sodium 0.741 %
Strontium (68)
Sulfur 0.352 %
Thallium (< 0.5)
Thorium (5.8)
Titanium 0.456 %
Uranium 2.0
Vanadium 44.84
Zinc 48.9
- Certified values are normal font
- Reference values are italicized
- Values in parentheses are for information only
NIST SRM 1646a
The certificate is the only official source for values and uncertainties.
* Prices are subject to change without notice
更多NIST 标准品请咨询子起生物客服
相关产品
乙酸-聚乙二醇-乙酸 AA-PEG-AA
丙烯基-聚乙二醇-丙烯基 Allyl -PEG-Allyl
醛基-聚乙二醇-醛基 ALD-PEG-ALD
乙酸-聚乙二醇-乙酸 AA-PEG-AA ?
丙烯酰-聚乙二醇-丙烯酰 Acryloyl-PEG-Acryloyl
羧基聚乙二醇炔丙基 HO-PEG- Propargyl
羟基-聚乙二醇-巯基 HO-PEG- SH
羧基聚乙二醇炔丙基 HO-PEG- Propargyl
羟基-聚乙二醇-马来酰亚胺基 HO-PEG- MAL
羟基-聚乙二醇-醛基 HO-PEG- ALD
羧基-基聚乙二醇-羧基 HOOC-PEG-COOH
环氧物聚乙二醇环氧物 Epoxide-PEG-Epoxide
脂质体-聚乙二醇-脂质体 DSPE-PEG-DSPE
羟基-聚乙二醇-醛基 HO-PEG- ALD
羟基-聚乙二醇-羧基 HO-PEG-COOH
详细地址
关注
拨打电话
留言咨询