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GB 7295-2018 English PDF

US$199.00 · In stock
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GB 7295-2018: Feed additive -- Thiamine hydrochloride (Vitamin B1)
Status: Valid

GB 7295: Evolution and historical versions

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	PDF
GB 7295-2018	English	199	Add to Cart	3 days [Need to translate]	Feed additive -- Thiamine hydrochloride (Vitamin B1)	Valid	GB 7295-2018
GB/T 7295-2008	English	319	Add to Cart	3 days [Need to translate]	Feed additive -- Vitamin B1(thiamine hydrochloride)	Obsolete	GB/T 7295-2008
GB/T 7295-1987	English	199	Add to Cart	2 days [Need to translate]	Feed additive--Vitamin B1 (thiamine hydrochloride)	Obsolete	GB/T 7295-1987

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Basic data

Standard ID	GB 7295-2018 (GB7295-2018)
Description (Translated English)	Feed additive -- Thiamine hydrochloride (Vitamin B1)
Sector / Industry	National Standard
Classification of Chinese Standard	B46
Classification of International Standard	65.120
Word Count Estimation	10,124
Date of Issue	2018-12-28
Date of Implementation	2020-01-01
Older Standard (superseded by this standard)	GB/T 7295-2008
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration

GB 7295-2018: Feed additive -- Thiamine hydrochloride (Vitamin B1)

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Feed additive--Thiamine hydrochloride(Vitamin B1) ICS 65.120 B46 National Standards of People's Republic of China Replace GB/T 7295-2008 Feed additive thiamine hydrochloride (vitamin B1) Published on.2018-12-28 2020-01-01 implementation State market supervision and administration China National Standardization Administration issued

Foreword

Chapters 1, 4 and 6 of this standard are mandatory and the rest are recommended. This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 7295-2008 "feed additive vitamin B1 (thiamine hydrochloride)", compared with GB/T 7295-2008 The main technical changes are as follows. --- Increase technical indicators "heavy metals (in Pb), ≤ 10mg/kg" (see 4.2); --- Increase the technical indicator "total arsenic (as As), ≤2.0mg/kg" (see 4.2); --- Determination of thiamine hydrochloride content The silicotungstic acid precipitation method is an arbitration method to increase the perchloric acid non-aqueous titration method (see 5.3). This standard is proposed and managed by the Ministry of Agriculture and Rural Affairs of the People's Republic of China. This standard is mainly drafted by. National Feed Quality Supervision and Inspection Center (Wuhan). The main drafters of this standard. Liu Xiaomin, Liu Yuting, Wang Jun, Xie Shenglun, Wang Sisi, Huang Ting, Chen Dawei, Huang Changjun. The standard version of the standard replaced by this standard is. ---GB 7295-1987, GB/T 7295-2008. Feed additive thiamine hydrochloride (vitamin B1)

1 Scope

This standard specifies the requirements, test methods, inspection rules and labeling, packaging, transportation and storage of feed additive thiamine hydrochloride (vitamin B1). Deposit and shelf life. This standard is applicable to the feed additive thiamine hydrochloride (vitamin B1) prepared by chemical synthesis of aminopropionitrile.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. Preparation of GB/T 601 chemical reagent standard titration solution Preparation of standard solution for GB/T 602 chemical reagent impurity determination Preparation of preparations and products used in GB/T 603 chemical reagent test method GB/T 6682 Analytical laboratory water specifications and experimental methods GB 10648 feed label GB/T 13079 Determination of total arsenic in feed GB/T 14699.1 Feed sampling 3 Chemical name, molecular formula, relative molecular mass and structural formula Chemical name. 4-methyl-3-[(2-methyl-4-amino-5-pyrimidinyl)methyl]-5-(2-hydroxyethyl)-thiazolyl hydrochloride Molecular formula. C12H17ClN4OS·HCl Relative molecular mass. 337.27 (according to.2016 international relative atomic mass) Structure.

4 requirements

4.1 Appearance and traits This product is white crystal or crystalline powder, slightly odorous and bitter. Soluble in water, slightly soluble in ethanol, insoluble in ether. 4.2 Technical Specifications The technical indicators of thiamine hydrochloride (vitamin B1) should meet the requirements of Table 1.

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Question 5: Should I purchase the latest version GB 7295-2018?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB 7295-2018 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.