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Position: Chinese Standard in English/GB/T 12690.7-2003 |
GB/T 12690.7-2003 Neodymium and neodymium oxide-Determination of lanthanum oxide, cerium oxide, praseodymium oxide, s (English Version) | |||
Standard No.: | GB/T 12690.7-2003 | Status: | superseded remind me the status change
Email: |
Language: | English | File Format: | |
Word Count: | 3500 words | Price(USD): | 100.0 remind me the price change
Email: |
Implemented on: | 2004-6-1 | Delivery: | via email in 1~3 business day |
GB/T 12690.7-2003 Neodymium and neodymium oxide-Determination of lanthanum oxide, cerium oxide, praseodymium oxide, s (English Version) | |||
Standard No. | GB/T 12690.7-2003 | ||
Status | superseded | ||
Language | English | ||
File Format | |||
Word Count | 3500 words | ||
Price(USD) | 100.0 | ||
Implemented on | 2004-6-1 | ||
Delivery | via email in 1~3 business day |
Standard No. |
GB/T 12690.7-2003 |
English Name |
Neodymium and neodymium oxide-Determination of lanthanum oxide, cerium oxide, praseodymium oxide, s |
Chinese Name |
稀土金属及其氧化物中非稀土杂质化学分析方法 硅量的测定 钼蓝分光光度法 |
Chinese Classification |
H14 |
Professional Classification |
GB |
ICS Classification |
Issued by |
AQSIQ |
Issued on |
2004-06-01 |
Implemented on |
2004-6-1 |
Status |
superseded |
Superseded by |
GB/T 12690.7-2021 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 7: Determination of silicon content |
Superseded on |
2022-5-1 |
Abolished on |
Superseding |
GB/T 8762.3-1988 Yttrium oxide of phosphor grade--Determination of acid soluble silicon dioxide--Molybdenum blue photometric method GB/T 12690.23-1990 Rare-earth metals and their oxides--Determination of acid soluble silicon oxide--Molybdenum blue spectrophotometric method |
Language |
English |
File Format |
Word Count |
3500 words |
Price(USD) |
100.0 |
Keywords |
GB/T 12690.7-2003, GB 12690.7-2003, GBT 12690.7-2003, GB/T12690.7-2003, GB/T 12690.7, GB/T12690.7, GB12690.7-2003, GB 12690.7, GB12690.7, GBT12690.7-2003, GBT 12690.7, GBT12690.7 |
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Keywords: | ||
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