Standards

DB50/T 304-2008 35kV and below distribution transformer capacity on-site testing specifications

This standard specifies the on-site testing methods and capacity determination criteria for distribution transformers with a capacity of 35 kV and below. This standard is applicable to single-phase transformers with a capacity of 35 kV and below, as well as three-phase transformers with connections such as Y/Z.

Publish Date: 2008-11-20

DB50/T 36-2008 Cotton mattress technical specifications

This standard specifies the classification, specifications, grading, requirements, testing methods, testing rules, packaging marks, storage, and transportation of cotton batts. This standard applies to cotton batts made from cotton as the raw material and cotton yarn as the auxiliary material, which are processed through carding, combing, or cotton batting, spreading cotton, mesh gauze, and grinding.

Publish Date: 2008-05-06

DB50/T 266-2007

This standard specifies the definition, requirements, test methods, inspection rules, marking, packaging, and transportation of fresh Shatian pomelos. This standard applies to fresh Shatian pomelos.

Publish Date: 2008-02-15

DB50/ 56-2002 Vitamin premix for laying hens and broiler chickens for meat production

Publish Date: 2002-01-16

DB50/ 55-2002 Egg-laying chickens, broiler chickens for meat production, weanling pigs, and pigs for growth and fattening compound premix feed

Publish Date: 2002-01-16

DB50/ 54-2002 Microelement premix for laying hens, broiler chickens for meat production, weanling pigs, and pigs for growth and fattening

Publish Date: 2002-01-16