Opening Hour

Mon - Sun, 0:00 - 24:00

Call Us

+86-21-58386256

  • How to generate a 3D molecular structure from a SMILES

    15-07-2021 · The Molecule can then be used in further CSD Python API script however at this stage its atoms has no coordinates. 1 >>> from ccdc.molecule import Molecule 2 >>> citric = Molecule.from_string("OC(=O)CC(O)(C(=O)O)CC(=O)O") Some workflows require a 3D conformation of a molecule. These can be generated using the conformer generator.

    Get Price
  • Gold Blog

    Bookmark U.S. Money Reserve's Gold blog egory to stay up to date on the latest gold news market analysis gold coin releases and general gold information.

    Get Price
  • Enough is Enough The U.S. Mint Needs to Change

    19-11-2020 · I think that the mint’s product limits of less than 5000 gold sets and less than 15000 silver sets are too low. In 1920 over 150000 Pilgrim commemorative half dollars were sold. This was

    Get Price
  • Gold and Silver Investing Blog

    05-08-2021 · Gold Is the Ultimate Form of Insurance August 5 2021 Why Recessions Are a Good Thing August 3 2021 4 Reasons Inflation Isn’t Likely to Be Transitory July 30 2021

    Get Price
  • US Mint Coin Sales

    03-07-2021 · US Mint sales for June. US Mint Coin Sales. By GCRU Gold News on Saturday July 3 2021 02:05 - Permalink

    Get Price
  • What is the best 1 oz gold coin to buy? Where can I buy it?

    26-08-2020 · The Perth Mint is unrivaled for beauty and quality and the 1 oz Gold Kangaroo coin is their flagship product. If you’re an investor looking for a coin that has familiarity and consistent quality you can’t go wrong with the Perth Mint’s Gold Kangaroo coin. It’s made from .9999 fine gold and has a value of 100 Australian dollars. 3. 1

    Get Price
  • What Are The Best Gold Coins To Buy?

    1. Australia: Perth Mint – 1 oz. Gold Kangaroo. The Perth Mint has produced this coin since 1986 and revised the classic design in 1989. The coin has extensive global recognition and the Mint’s legendary Gold Kangaroo coins are some of the best coins to buy. The coin is available in regular and high relief and is worth AUD $100.

    Get Price
  • Coin Update News

    U.S. Mint News at Mint News Blog. New special-edition Red Book celebrating the 1920–2020 centennial of the Manila Mint is sold out! Citizens Coinage Advisory Committee meets by teleconference June 23; U.S. Mint sales report: Week ending June 14 2020; 2020 World’s Fair of Money suspended

    Get Price
  • Supersizing Molecular Cloning by Rewriting the Rules for

    11-06-2021 · Cloning has come a long way since the first synthesis of recombinant DNA molecules using restriction enzymes in the 1970s. Now variations on the traditional cut-and-paste workflow have led to the development of techniques such as Golden Gate Assembly (GGA) which enables directional assembly of multiple fragments in one tube.

    Get Price
  • Understanding Unalloed

    28-02-2011 · This blog discusses The Perth Mint's bullion coins and bars providing information about our latest designs mintages sales volumes and sell outs. On a broader front we share relevant research and opinions for anyone interested in gold and silver bullion investing.

    Get Price
  • Gold Blog

    Bookmark U.S. Money Reserve's Gold blog egory to stay up to date on the latest gold news market analysis gold coin releases and general gold information.

    Get Price
  • US Mint Coin Sales

    03-04-2021 · US Mint sales for March. US Mint Coin Sales. By GCRU Gold News on Saturday April 3 2021 07:45 - Permalink

    Get Price
  • Gold and Silver Investing Blog

    05-08-2021 · Gold Is the Ultimate Form of Insurance August 5 2021 Why Recessions Are a Good Thing August 3 2021 4 Reasons Inflation Isn’t Likely to Be Transitory July 30 2021

    Get Price
  • Perth Mint Coin Sales

    14-07-2021 · Perth Mint flows for June. Perth Mint Coin Sales. By GCRU Gold News on Wednesday July 14 2021 02:11 - Permalink

    Get Price
  • Golden State Mint Reviewed (2021): The Good Bad Good

    Golden State Mint also offers the designs in .999 fine copper and .9999 pure gold. ”. “They have a number of interesting silver and gold rounds and bars (of various sizes) with a $500 minimum purchase. To their credit they have survived the many lean years having been founded in 1974.

    Get Price
  • U.S. Mint

    12-08-2021 · United States Mint Releases Final American Eagle Gold Proof Coins Featuring Classic Designs on March 11. March 4 2021 - WASHINGTON – The United States Mint (Mint) will begin accepting orders for 2021 American Eagle Gold Proof Coins on March 11 at noon EST. This is the last year these coins will be offered with the current designs.

    Get Price
  • News – Mint City Collective

    05-07-2021 · Mint City Collective believes in the passion for soccer in Charlotte and it’s ability to forge a strong cultural bond in our community. Let’s build connect collaborate and inspire our community to join us as we mint Charlotte and cheer on Charlotte FC. It's time to strike. Es tiempo de atacar. #CrownsUp

    Get Price
  • Mint News Blog

    10-08-2021 · United Kingdom: New one-ounce and quarter-ounce gold Proof coins remember the history of gold standard. August 3 2021 Leave a Comment. The Royal Mint has released new gold Proof-quality coins which mark two significant anniversaries pertaining to the gold standard a monetary system where a country’s currency in coin or paper money has a value directly linked to gold.

    Get Price
  • 15 Uncanny Examples of the Golden Ratio in Nature

    20-02-2013 · 15. DNA molecules. Even the microscopic Also known as the Golden Ratio its ubiquity and astounding functionality in nature suggests its importance as a

    Get Price
  • How big is the global gold market?

    02-07-2020 · Source: World Gold Council Kitco The Perth Mint. As demonstrated by the above data the size of the gold market at the end of last year based on the amount that has been mined and its end-December 2019 price was more than USD 9.6 trillion.

    Get Price
  • Royal Mint Quality Control

    Receiving this coin again fresh in a mint-sealed tube highlights the typical Royal Mint quality control or lack of it. 2017 Gold Bullion Uncirculated Sovereign - Obverse Every year we find many examples too often of poor quality faulty Royal Mint coins whether proofs bullion or "brilliant uncirculated" it seems quality control is very sloppy and lax.

    Get Price
  • Buy Collectible Coins Online

    US$99.00. View All. New Zealand’s precious metals specialist. Masters in gold and silver bullion collectible coins silver foils and miniatures. Learn More. With more than fifty years of experience New Zealand Mint partner with some of the world’s biggest brands including Star Wars™ Disney Star Trek DC Comics HARRY POTTER™ Magic

    Get Price
  • DNA spiral as a Golden Section

    13-05-2012 · The DNA molecule the program for all life is based on the golden section. It measures 34 angstroms long by 21 angstroms wide for each full cycle of its double helix spiral. 34 and 21 of course are numbers in the Fibonacci series and their ratio 1.6190476 closely approximates phi 1.6180339.

    Get Price
  • Home

    19-08-2021 · Updates and announcements for members of the Windows Insider Program.

    Get Price
  • News – Mint City Collective

    05-07-2021 · Mint City Collective believes in the passion for soccer in Charlotte and it’s ability to forge a strong cultural bond in our community. Let’s build connect collaborate and inspire our community to join us as we mint Charlotte and cheer on Charlotte FC. It's time to strike. Es tiempo de atacar. #CrownsUp

    Get Price
  • Enough is Enough The U.S. Mint Needs to Change

    19-11-2020 · I think that the mint’s product limits of less than 5000 gold sets and less than 15000 silver sets are too low. In 1920 over 150000 Pilgrim commemorative half dollars were sold. This was

    Get Price
  • Mint News Blog — News and Commentary on US Mint Coins

    08-08-2021 · July 7 2021 43 Comments. This U.S. Mint numismatic sales report covers the week ending June 27 2021. The Mint’s best-selling product last week was the 2019-W American Liberty high-relief gold coin (19DA) which sold 12608 units. In second place was the 2021-S U.S. Mint Proof Set (21RG) with 2899 sold. The third best-selling item last week

    Get Price
  • Should I buy coins from the post office? How to get fooled

    Looking to buy gold or silver coins from the Post? Coming up on Christmas these make great gifts. If you are walking to the post office to buy coins there are a few things to keep in mind. Take the advice of The Spruce’s James Bucki who knows a thing or two about the inner workings of the coin market -

    Get Price
  • Understanding Unalloed

    28-02-2011 · This blog discusses The Perth Mint's bullion coins and bars providing information about our latest designs mintages sales volumes and sell outs. On a broader front we share relevant research and opinions for anyone interested in gold and silver bullion investing.

    Get Price
  • Untrustworthy Unalloed Gold

    15-06-2021 · special promotions and insightful blog posts sent right to your inbox? Sign up to the Sprott Money Newsletter here. Over the past several months we've written on multiple occasions about the issues and loopholes within the global unalloed gold market. Mint Varies 1 Kilo Gold Bar .

    Get Price

Related Products