New Arrivals are Here-Fast Shipping from Our USA Warehouse

GB/T 45131-2025 Chinese PDF (GB /T45131-2025) GB 20943-2025 GB/T 29456-2025_Chinese: Energy management systems

$669.50

Quantity
Description

GB/T 29456-2025_Chinese: Energy management systems - Guidance for the implementation

English versions: GB 32047-2025

English versions: GB/T 17216-2025

English versions: GB/T 45206-2025

GB 20943-2025_Chinese: Minimum allowable values of energy efficiency and energy efficiency grades for AC-DC and AC-AC power supplies (Chinese: 交流-直流和交流-交流电源能效限定值及能效等级)

GB/T 45131-2025 Chinese PDF (GB /T45131-2025) GB 20943-2025 GB/T 29456-2025_Chinese: Energy management systemsGB T 45131 2025_Chinese: Analysis of water used in boiler and cooling system Determination of phosphate, chloride, silicate, total alkalinity, phenolphthalein alkalinity, hardness and iron Spectrophotometric detection by discrete analysis systems (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45131 2025

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.

View More

  • Product more
  • Collection:

You may also like

recommand products

50$ Store Credit
Your message